1. OPERON: An OPERON is a stretch of DNA consisting of an operator, a promoter and genes for a related set of proteins usually making up an entire metabolic pathway.
2. GENES OF AN OPERON: The GENES OF AN OPERON are arranged sequentially after the promoter.
3. PROMOTER: A PROMOTER is a specific nucleotide sequence in DNA that binds RNA polymerase, positioning it to start transcribing RNA at the appropriate place.
4. REGULATORY GENE: A REGULATORY GENE codes for a protein, such as a repressor that controls the transcription of another gene or group of genes.
5. OPERATOR: Regulatory protein binds to the OPERATOR to control the expression of the operon.
6. REPRESSOR: A REPRESSOR is a protein that inhibits gene transcription. In prokaryotes, this protein binds to the DNA in or near the promoter.
7. INDUCER: AN INDUCER is a specific small molecule that binds to a bacterial regulatory protein and changes its shape so that it cannot bind to an operator, thus switching an operon on.
An operon refers to a unit of DNA which is made up of connected genes that regulate a particular protein synthesis. Operons are found in prokaryotes, eukaryotes and viruses. Operon allows the protein synthesis in these organisms to be controlled coordinately in response to the needs of the cell. Proteins are produced only when they are needed, thus the operon helps the cell to conserve energy. An example of a well studied operon is the Lac operon of E. coli.
To know more about operons, visit the link given below:
https://brainly.com/question/14331566
#SPJ4
(Part a - operon vocabulary can you match terms related to operons to their definitions? drag the terms on the left to the appropriate blanks on the right to complete the sentences)
Kimi is a biologist monitoring the giraffe population in Kenya each year. When she first started
monitoring the giraffe population, Kimi estimated that there were 26,000 giraffes. One year
later, she estimated that the population had increased to 27,300. Kimi expects the giraffe
population to continue increasing each year.
Write an exponential equation in the form y = a(b)* that can model the estimated giraffe
population, y, in x years.
Use whole numbers, decimals, or simplified fractions for the values of a and b.
y =
ala
How many years after Kimi's first estimate will the giraffe population be estimated as greater
than 30,000?
yearso
The giraffe population will be estimated as greater than 30,000,
6.06 years after Kimi's first estimate.
Modelling the estimated giraffe population
To model the estimated giraffe population, we need to find the exponential equation that fits the two data points we have: the population in year 0 (when Kimi first started monitoring) and the population in year 1. We can use the formula:
y = a b^x
where y is the estimated population,
a is the initial population (26,000),
b is the growth factor, and
x is the number of years after the initial estimate.
To find b, we can use the formula:
b = (y2/y1)^(1/x)
where y2 is the population in year 1 (27,300),
y1 is the population in year 0 (26,000),
and x is the number of years between year 0 and year 1 (1 year).
b = (27,300/26,000)^(1/1) = 1.0496
Now that we have found b, we can plug it back into the original equation to find the exponential equation that models the giraffe population:
y = 26,000 x 1.0496^x
To find how many years after Kimi's first estimate will the giraffe population be estimated as greater than 30,000, we can solve for x when y = 30,000:
30,000 = 26,000 x 1.0496^x
Taking the natural logarithm of both sides, we get:
ln(30,000/26,000) = ln(1.0496^x)
Dividing both sides by ln(1.0496), we get:
x = ln(30,000/26,000) / ln(1.0496)
Using a calculator, we can approximate x to be 6.06 years.
So, the giraffe population will be estimated as greater than 30,000,
6.06 years after Kimi's first estimate.
Learn more on exponential functions here: https://brainly.com/question/30209933
#SPJ1
the crystal violet bottle was accidentally filled with iodine. what color will gram-positive cells appear?
The crystal violet used to stain the cells of gram-positive bacteria is retained by the presence of a thick layer of peptidoglycan in their cell walls.
Describe iodine.A mineral called iodine is present in various meals. Iodine is required by the body to generate thyroid hormones. These hormones regulate a variety of vital bodily processes, including metabolism. Thyroid hormones are also required by the body for healthy bone and brain development during pregnancy and infancy.
Everyone should consume adequate iodine, especially children and expectant mothers. Your age determines how much iodine you require daily. Below is a list of typical daily suggested dosages in micrograms (mcg). Iodine is found naturally in some foods and is also added to salt that is labeled as “iodized”.
Learn more about iodine with the help of the given link:
brainly.com/question/16867213
#SPJ4
a particular yorkshire terrier breeder is snooty. he wants to make sure that rufus, the neighbor mixed-breed dog, never gets near his stable of purse dogs. he surrounds the yorkies' exercise area with a fence made of cinder block. what type of reproductive barrier is this?
A certain breeder of yorkshire terriers is snobbish. He wants to make sure that the mixed-breed dog living next door, Rufus, never approaches his collection of pocketbook dogs.
He constructs a cinder block fence to enclose the exercise area for the yorkies. This is a spatially based reproductive barrier. Spatial separation is the most blatant example of reproductive isolation. Members of two populations will never mate and there won't be any gene flow if they never come into contact.
Different species are reproductively isolated from one another by space in a sort of prezygotic barrier called spatial isolation. Different species can be reproductively isolated by having different mating seasons, which is a sort of prezygotic barrier called temporal isolation.
Learn more about reproductive barrier Visit: brainly.com/question/14264429
#SPJ4
Diffusion rate is fastest when the concentration gradient is:A. steepest and temperature is highestB. steepest and temperature is at body temperatureC. slightest and temperature is highestD. slightest and temperature is at body temperatureE. slightest and temperature is lowest
A. When the temperature is highest and the concentration gradient is steepest, the diffusion rate is at its fastest.
The movement of molecules from a high-concentration area to a low-concentration area is known as diffusion. The rate at which molecules will diffuse is determined by the steepness of the concentration gradient, which is the difference in concentration between two points. Molecules will move more quickly to equalize the concentration when the gradient is steep because there is a large difference in concentration.
The rate of diffusion is also affected by temperature. The molecules' kinetic energy increases with temperature, making it more likely that they will collide and move from a high-concentration area to a low-concentration area. The diffusion rate will be greatest at high temperatures.
In conclusion, the response to the question is A. highest temperature and steepest.
Know more about diffusion here: https://brainly.com/question/29787215
#SPJ4
here are four electron transport carriers in the etc of eukaryotes. which pair is correctly matched?
Four electron transporters that are present in eukaryotic cells are listed below. Complex III and cytochrome BC1 are the appropriate partners.
Eukaryotic cells: what are they?Every multicellular organism, including animals, plants, and humans, as well as some unicellular organisms (organisms with only one cell), such as protozoa, is composed of eukaryotic cells, which are cells that have membrane-bound structures. Organelles, which are specialized cellular subunits that perform certain biological tasks, are numerous membrane-bound structures found in eukaryotic cells.
The nuclear membrane, which is also known as the nuclear envelope, surrounds the nucleus and safeguards the genetic material kept there. Nuclear pores, which only permit specific compounds to pass through, are present in the nuclear membrane. The endoplasmic reticulum is a different membrane-bound organelle (ER).
Learn more about eukaryotic cells with the help of the given link:
brainly.com/question/541183
#SPJ4
where do photosynthetic organisms get the energy needed to make glucose molecules?
Answer: During the process of photosynthesis, cells use carbon dioxide and energy from the Sun to make sugar molecules and oxygen. These sugar molecules are the basis for more complex molecules made by the photosynthetic cell, such as glucose.
Explanation:
which leukocytes have cytoplasmic granules that stain red and bilobed nuclei?
The leukocytes with cytoplasmic granules that stain red and bilobed nuclei are called eosinophils.
Which of these describes the asthenosphere? Choose the correct answer.
O crust
O rigid
O solid
O flowing
Answer:
It's mostly molten...so somewhat flowing...
A portion of the periodic table of elements is reproduced here. Based on their
relative positions, what conclusion can be drawn about these metallic elements?
A All the elements have the same reactivity.
B Potassium is much more reactive than iron.
C Chromium is twice as reactive as vanadium.
D Calcium is much less reactive than scandium.
Based on their relative positions in the periodic table, the conclusion that can be drawn about these metallic elements is that "Calcium is much less reactive than scandium". Option D is correct.
The periodic table is arranged in order of increasing atomic number, with elements that have similar chemical and physical properties placed in the same vertical column, known as a group or family. Elements in the same group generally have similar reactivity, with elements towards the top of the group being more reactive than those towards the bottom.
In this portion of the periodic table, calcium is in Group 2, while scandium is in Group 3. Since scandium is higher in the group, it can be concluded that it is more reactive than calcium, which is lower in the group.
It's important to note that the reactivity of elements is influenced by many factors, and the periodic table provides only a general guideline. More specific information about an element's reactivity can be obtained through experimentation and observation.
To know more about periodic table here
https://brainly.com/question/11155928
#SPJ4
Which organic molecules are used for long-term energy storage?
A.) lipids
B.) proteins
C.) nucleic acids
D.) carbohydrates
Lipids are organic compounds that provide enduring energy, these include phospholipids, waxes, sterols, glycerides, and fats. option a)
What is an energy storage molecule?ATP functions best as a short-term energy storage option since it is too unstable for long-term storage. When cells need to store chemical energy in a more stable form, they use the energy from ATP to make more stable molecules.
The long-lasting organic substances known as lipids include waxes, sterols, glycerides, phospholipids, and fats.
Lipids are lighter as a result of having more energy per mass than other substances. Yet, because they are insoluble in water, they are more challenging to transport.
Learn more about lipids, here:
brainly.com/question/14700879
#SPJ4
if a cell is defective in some way, the cell will try to fix it. if repair cannot be done, what happens to the cell?
A cell may self-destruct if there is a DNA mistake that cannot be corrected (apoptosis ). Apoptosis is a process that occurs frequently throughout life to help your body get rid off cells are no longer functional
What are the many types of DNA repair?At least five primary DNA repair mechanisms, including nucleotide excision trying to repair (BER), nucleotide excision repair work (NER), mismatch repair process (MMR), homology - directed (HR), as well as non-homologous ends joining (NHEJ), are active at different times during the cell cycle and allow cells to repair DNA damage.
What occurs when DNA is harmed?Normal cell replication and apoptosis rates can both be impacted by DNA damage, often known as "cellular senescence" or "programmed cell death." Alternately, harm to genetic material may cause cellular dysfunction, cell death, or the development of cancerous cells from normally healthy cells.
To know more about cells visit:
https://brainly.com/question/30046049
#SPJ4
what do you think are some advantages of using a cladogram to classify primates? what are some disadvantages?
Answer:
Cladograms are limited because they do not show how ancestors are related to living species, only that there is a relationship between the various species. Cladograms also do not show the ways in which species have evolved over time.
Explanation:
explain why single-tailed amphiphiles tend to form micelles whereas two-tailed amphiphiles tend to form bilayers.
Single-tailed amphiphiles form micelles due to the hydrophobic end of the molecule being attracted to other molecules, which causes the molecules to clump together in a sphere. Two-tail amphiphiles have a hydrophobic and hydrophilic end that are attracted to each other, forming a bilayer.
What are single-tailed amphiphiles?Single-tailed amphiphiles are molecules that have both a hydrophilic (loving water) and a hydrophobic (disliking water) end. The hydrophobic end is often composed of a lengthy hydrocarbon chain, whereas the hydrophilic end is composed of a polar group such as an acid or basic. Because of their capacity to interact with both polar and non-polar surfaces, single-tailed amphiphiles are extensively utilised as surfactants and detergents.
Because the hydrophobic end of the molecule is attracted to the hydrophobic end of other molecules, the molecules cluster together in a sphere, single-tailed amphiphiles prefer to form micelles. Two-tailed amphiphiles, on the other hand, contain hydrophobic and hydrophilic ends that attract each other, leading the molecules to form a flat, layered shape. A bilayer is the name given to this structure.
To learn more about amphibians, visit
brainly.com/question/14658419
#SPJ4
how many peptides would result if this peptide were treated with (1) cyanogen bromide, or (2) trypsin, or (3) chymotrypsin?
If this peptide was treated, it would provide 2 peptides from cyanogen bromide, no cleavage from trypsin, and 2 peptides from chymotrypsin.
Describe trypsin.Trypsin is indeed an enzymes which thus aids during digestion. An protein is an enzyme whose quickens a particular biological process. Trypsin is found in the digestive system. It can also be produced by fungi, plants, and microbes. However, it is typically made from livestock pancreatic for commercial exploitation.
Exactly how well does trypsin break down proteins?Trypsin breaks the peptide link formed by this identical arginine molecule, or possibly the carboxylic acid group with arginine and the hydrogens of the following amino acid. The rate of cleavage occurs more slowly when the sites of arginine and lysine there in sequencing are nearer to potassium hydroxide biological compounds or cystine.
To know more about trypsin visit:
https://brainly.com/question/15280465
#SPJ1
Complete question is:
How many peptides would result if this peptide were treated with (1) cyanogen bromide, or (2) trypsin, or (3) chymotrypsin?
a. Cyanogen bromide: _______
b. Trypsin: _________
c. Chymotrypsin: ________
options;
2 peptides
no cleavage
5 peptides
4 peptides
3 peptides
which is not a characteristic of gel electrophoresis? it separates molecules based on size. ethidium bromide binds dna by intercalating between base pairs. it separates molecules based on charge. it uses primers to amplify specific dna sequences.
It is not a characteristic of gel electrophoresis to use primers to amplify specific DNA sequences. the molecules are forced through the gel's tiny pores by the force of the current during the process.
Primers are not used in gel electrophoresis to amplify specific DNA sequences. Based on their size and charge, this method is used in the laboratory to separate and examine macromolecules like DNA and proteins. The macromolecules are subjected to an electric field when they are placed in a gel matrix during gel electrophoresis. Using methods like ethidium bromide staining, which binds to the DNA by intercalating between base pairs, the molecules can be separated and observed as they move through the gel in accordance with their size and charge.
Know more about gel electrophoresis here: https://brainly.com/question/9437877
#SPJ4
where does hair growth occur? where does hair growth occur? hair medulla hair matrix hair shaft hair cuticle hair cortex
The papilla (pronounced puh-PILL-uh) is located at the bottom of the follicle and is where hair development occurs. The papilla includes an artery that feeds the hair root.
Cells grow and produce keratin to harden the structure, which is then pushed up the follicle and through the skin's surface as a hair shaft.
Growth begins in the root (dermal papilla) of your hair follicle, which supplies your hair with blood and nutrients. Each month, your hair grows roughly 1 centimeter.
Each hair is anchored into the skin by a hair follicle. The hair bulb is the foundation of the hair follicle. Living cells divide and proliferate in the hair bulb to form the hair shaft. The cells in the body are nourished by blood arteries.
Learn more about shaft hair
https://brainly.com/question/5316232
#SPJ4
A cork float a distance of 8. 75 meters down river after a period of 3. 5 hours what is the average speed? Help!! Please
2.5 m.p.h. When tiny ripples cross the water's surface, the cork moves vertically up and down. A piece of cork begins to float up from resting at the lake's bottom.
Plotting its velocity v versus time t. Due to the non-volatile impurity it contains, its freezing point will be below zero degrees Celsius. The floating body has no apparent weight. It turns out that the weight of the fluid displaced by the object equals the buoyant force. Use the phrase: for issues like these. Distance travelled divided by time equals average speed. Therefore, the average speed is 8.75 / 3.5, or 2.5 m.p.h.
To know more about ripples, click here:
https://brainly.com/question/12984110
#SPJ4
assuming the population size is stable, such that r0 is a good index of fitness, what type of selection is acting on this food preference gene?
The type of selection acting on this food preference gene is directional selection. Directional selection occurs when the extreme value of a trait is favored, leading to a shift in the distribution of the trait in a particular direction.
In the case of the food preference gene, if a certain preference is more advantageous and provides a higher reproductive success (fitness), individuals with that preference will be more likely to pass on their genes to the next generation, causing the frequency of that preference to increase.
Conversely, if a different preference is less advantageous, the frequency of that preference will decrease. Over time, this results in a shift in the distribution of food preferences in a particular direction. This type of selection can lead to the evolution of new species if the preference becomes so distinct that individuals with different preferences can no longer interbreed and produce viable offspring.
Learn more about the Directional selection here:
https://brainly.com/question/28082762
#SPJ4
based on information in this course, which statement accurately states anthropologists' understanding of primate culture and language?
Correct statement which accurately states anthropologists understanding is b)Non-human primates show some elements of culture and language and may be capable of full culture and language, but they have not developed this ability in the wild. So, correct option is b.
Anthropologists concentrate on the qualities of over a wide span of time human networks through different methods. In doing as such, they research and depict how various people groups of our reality lived since the beginning of time.
Anthropologists mean to study and present their human subjects in an unmistakable and unprejudiced manner. They endeavor to accomplish this by noticing subjects in their neighborhood climate. Anthropologists then, at that point, depict collaborations and customs, an interaction known as ethnography. By partaking in the regular daily existence of their subjects, anthropologists can more readily comprehend and make sense of the reason for neighborhood establishments, culture, and practices. This interaction is known as member perception.
As anthropologists concentrate on social orders and societies unique in relation to their own, they should assess their understandings to ensure they aren't one-sided. This inclination is known as ethnocentrism, or the propensity for survey all gatherings as second rate compared to another, generally their own, social gathering.
Hence, correct option is b.
To know more about anthropologists, visit here:
https://brainly.com/question/17595144
#SPJ4
(Complete question) is:
Based on information in this course, which statement accurately states anthropologists' understanding of primate culture and language?
a) Non-human primates show some elements of culture and language but are not capable of full culture and language.
b)Non-human primates show some elements of culture and language and may be capable of full culture and language, but they have not developed this ability in the wild.
c)Infant non-human primates are capable of culture and language, but they lose this ability as they mature.
d) Non-human primates do not have any of the qualities associated with culture and language.
vasopressin is a hormone produced in the hypothalamus that regulates the concentration gradients of body fluids. vasopressin is 5.94% s by mass, and each vasopressin molecule contains 2 sulfur atoms. calculate the molar mass of vasopressin
The molar mass of vasopressin is 1082 g/mol.
To calculate the molar mass of vasopressin, we need to know the atomic masses of the elements that make up the molecule.
First, let's calculate the mass of sulfur in vasopressin. Since each molecule contains 2 sulfur atoms, the mass of sulfur in vasopressin can be calculated as follows:
mass of sulfur = 2 * mass of 1 sulfur atom = 2 * 32 g/mol = 64 g/mol
Next, let's find the total mass of vasopressin. According to the information given, vasopressin is 5.94% sulfur by mass, so the total mass can be calculated as follows:
mass of vasopressin = (mass of sulfur) / (percent sulfur by mass) = (64 g/mol) / (5.94%) = 1082 g/mol
Therefore, the molar mass of vasopressin is 1082 g/mol.
Learn more about molar mass here: https://brainly.com/question/22997914
#SPJ4
The table compares structures found in several groups of photosynthetic organisms. The presence of a structure is symbolized by a (+) symbol, while the absence of a structure is symbolized by a (-) symbol. Using the data in the table, determine where on the cladogram some for the structures evolved. What is the correct order of characteristics, beginning with the most primitive characteristic? You do not need to use all the characteristics.
The structure observed in many classes of photosynthetic organisms is compared in the table. A (+) symbol denotes the existence of a structure, while a (-) symbol denotes its absence.
How does photosynthesis work?
Plants and other creatures employ a process called photosynthesis to transfer light energy, typically from the Sun, into hydrogen gas that can then be released to power the organisms' functions (energy transformation).
What is photosynthesis with oxygen?
Oxygen is released during photosynthesis in cyanobacteria, algae, and plants. The most prevalent type of sunlight used by living things is known as oxygenic photosynthesis. Although there are minor changes, the general mechanism of oxygenic photosynthesis among plants, algae, and bacteria is relatively similar.
To know more about photosynthetic visit:
https://brainly.com/question/26561399
#SPJ1
3) should the parents be concerned about the heterozygous condition as well as the homozygous mutant condition?
True breeding is a form of breeding in which both parents produce children with the same phenotype. This signifies that both parents are homozygous for all traits.
Does homozygous mean both parents?In genetics, homozygous means having inherited the same variants (alleles) of a genomic marker from each biological parent. As a result, a person who is homozygous for a genetic marker has two identical copies of that marker.
Every birth will carry the same level of danger. If both parents have a heterozygous dominant mutation, their offspring have a 50% probability of inheriting the dominant allele (partial or total symptoms), a 25% chance of inheriting both dominant alleles (symptoms), and a 25% chance of inheriting both recessive alleles (no symptoms).
learn more about homozygous mutant
https://brainly.com/question/15085402
#SPJ4
Which term describes the situation, for x‑linked genes, in human and drosophila males who have only one x chromosome?
a. heterozygous b. hemizygous homozygous c. homogametic d. dioecious
The term that describes the situation for X‑linked genes, in human and drosophila males who have only one X chromosome is hemizygous.
Thus, the correct option is B.
In humаns аnd other mаmmаls, biologicаl sex is determined by а pаir of sex chromosomes: XY in mаles аnd XX in femаles. Genes on the X chromosome аre sаid to be X-linked. X-linked genes hаve distinctive inheritаnce pаtterns becаuse they аre present in different numbers in femаles (XX) аnd mаles (XY).
Hemizygous describes аn individuаl who hаs only one member of а chromosome pаir or chromosome segment rаther thаn the usuаl two. Hemizygosity is often used to describe X-linked genes in mаles who hаve only one X chromosome. This term is sometimes used in somаtic cell genetics where cаncer cell lines аre often hemizygous for certаin аlleles or chromosomаl regions.
For more information about hemizygous refers to the link:
https://brainly.com/question/30216660
#SPJ4
how does the rotation of the earth affect global air circulation examine this simplified diagram of the earths wind belts , and explain how the coriolis effect influence the direction of the polar easterlies , the westerlies and the trade winds
Answer:The rotation of the Earth affects global air circulation through the Coriolis effect. The Coriolis effect is a phenomenon that causes moving objects, including air currents, to be deflected to the right in the Northern Hemisphere and to the left in the Southern Hemisphere. This effect is due to the rotation of the Earth on its axis and the resultant centrifugal force.
The simplified diagram of the Earth's wind belts shows three main air currents: the polar easterlies, the westerlies, and the trade winds.
The polar easterlies are located near the poles and blow from the east towards the west. Due to the Coriolis effect, these winds are deflected to the right, resulting in a clockwise flow in the Northern Hemisphere and a counter-clockwise flow in the Southern Hemisphere.
The westerlies are located in the middle latitudes and blow from the west towards the east. Due to the Coriolis effect, these winds are deflected to the right, resulting in a clockwise flow in the Southern Hemisphere and a counter-clockwise flow in the Northern Hemisphere.
The trade winds are located near the equator and blow from the east towards the west. Due to the Coriolis effect, these winds are deflected to the right, resulting in a clockwise flow in the Northern Hemisphere and a counter-clockwise flow in the Southern Hemisphere.
In conclusion, the Coriolis effect influences the direction of the wind belts by causing moving objects, including air currents, to be deflected to the right in the Northern Hemisphere and to the left in the Southern Hemisphere. This effect is important for understanding the patterns of global air circulation and for explaining the direction and flow of winds at different latitudes on the Earth's surface.
Explanation:
there is no plagerisiam at all
What is the mechanism by which species adapt to their environment in order to survive?
For a species to thrive, it must change with its surroundings. Natural selection is the process in question.
Natural selection is a biological process in which a species' environment promotes particular qualities and those who can reproduce and survive pass those traits on to their progeny. The population evolves and adapts to the environment throughout time to live.
For instance, a species may acquire characteristics like increased speed, improved camouflage, and stronger senses if it is exposed to predators.
A species may acquire characteristics like longer snouts, more powerful claws, and more effective digestive systems if it is exposed to a new source of food. The species gradually evolves and changes to fit its environment by passing on these advantageous qualities to future generations.
Learn more about the adaptation:
https://brainly.com/question/29768035
#SPJ4
Which front brings several days of steady rain or snow into an area
cold front is a front that brings many days of consistent rain or snow to a region.
A cold front is a line dividing a warm air mass from a cold air mass. When a cold front enters a region, the weather abruptly changes, with cooler air replacing the warmer air. Since the cooler air can store less moisture than warmer air, the extra moisture condenses into rain or snow, which can last for several days.
Cold fronts can bring persistent precipitation as well as brisk winds, sharp reductions in temperature, and fluctuations in barometric pressure. A cold front's passage can frequently indicate the change from balmy, pleasant weather to more wintry conditions. It frequently develops near the leading edge of an extratropical cyclone's cold air advection pattern, also referred to as the cyclone's dry "conveyor belt" flow, which is to the west in the Northern Hemisphere and to the east in the Southern Hemisphere. Temperatures on either side of the barrier can vary by more than 30 °C (54 °F). Rain can fall along the boundary if there is enough moisture in the air. A thin line of thunderstorms may develop along the frontal zone if there is substantial instability along the boundary.
For more such questions on Cold fronts,Refer:
https://brainly.com/question/28015058
#SPJ4
the process by which homologous chromosomes exchange genetic material?
Answer: crossing over
Explanation:
Pls po i really need this help. I'll mark brainliest who answered po.
Design Your Offspring:
Create your imaginary offspring. Bring in a picture or drawing of yourself and of your sweetheart, favorite celebrity, or dream girl or guy (these are not included).
1. Attach your picture to your poster (these are not included). Next to each picture, describe the traits and give each a genotype. (Use your imagination)
2. Identify two different possible children. Show and describe the phenotypes and genotypes for each children.
3. Show a monohybrid cross using your trait. (Example. Mm x mm). Show the Punnet and the ratios produced. Include the genotype and phenotype in the punnet square.
Your offspring would look like you due to the genes that they recieved.
Why does your offspring look like you?We have to note that the way that your offspring look is dependent on the genes that they take up from you. As such, when you draw your offspring, you would essentially have another generation that would look like you.
The reason why they look like you is that they are going to taken up some of your genes and that is going to account for the way that the organism is going to look during reproduction.
Learn more about offspring:https://brainly.com/question/26287597
#SPJ1
chorionic villus cells are genetically identical to the_____.
Answer:
fetus.
Explanation:
comparing plesiosauria and pterosauria, which of the two groups was the most impacted by this extinction event? in other words, which one lost the most genera in this mid-cretaceous extinction event? (remember to read the y-axis!)
Comparing Plesiosauria and Pterosauria, Pterosauria lost the most genera in the mid-Cretaceous extinction event. The Y-axis on the chart shows the number of genera lost, with Pterosauria losing more genera than Plesiosauria.
Plesiosauria is an extinct group of aquatic reptiles that lived during the Mesozoic Era. These animals had long necks, four flippers, and a large tail. They had a streamlined body and small heads, and were well-suited for life in the oceans. Pterosauria is an extinct group of flying reptiles that lived during the Mesozoic Era. These animals had wings that were made of skin and supported by a network of long, slender bones. They had long necks, short tails, and heads that were larger than their bodies. Pterosaurs had strong jaws and sharp teeth, and were well-suited for life in the skies.Learn more about plesiosauria and pterosauria:
https://brainly.com/question/30009006
#SPJ4