Select the correct answers
The function of lipids that are essential to living organisms include:
provide comparatively light-weight, long-term energy storagecomprise the plasma membrane of cells and give them flexibilityprovide a protective and waterproof covering for plantsThe correct options are A, C, and E.
What are lipids?Lipids are biomolecules that are characterized by their insolubility in water.
Natural compounds known as lipids include fats, waxes, sterols, fat-soluble vitamins, monoglycerides, diglycerides, phospholipids, and others. Lipids serve as structural elements of plasma membranes, energy stores, and signaling molecules.
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What percentage of their offspring will be non-colorblind male?
Answer:
50%
Explanation:
The inheritance of color blindness is determined by a gene located on the X chromosome. Males have only one X chromosome (XY), so they are more likely to inherit the condition if the gene for color blindness is present on their X chromosome.
If a male has the gene for color blindness, all of his offspring will be non-colorblind females (since females have two X chromosomes, one from each parent, and only one copy of the gene for color blindness is required for normal color vision). If a non-colorblind female (who has the normal version of the gene on one X chromosome and a non-functional version on the other) marries a colorblind male, approximately half of their male offspring will be colorblind and half will be non-colorblind.
Therefore, the percentage of their offspring that will be non-colorblind males would be 50%.
can animals communicate ?
Answer: Animals communicate using signals, which can include visual; auditory, or sound-based; chemical, involving pheromones; or tactile, touch-based, cues. Communication behaviors can help animals find mates, establish dominance, defend territory, coordinate group behavior, and care for young.
Which one of the following is NOT a result of the Great Acceleration? (will give brainlist)
A. a radioactive layer left from nuclear bomb fallout
B. the presence of conglomerate rocks that include natural sediments and plastics.
C. greater biodiversity seen in plants and animals industrial chemicals and sediments found in the
D. Earth's crust an increased presence of greenhouse gases in the atmosphere
Earth's crust an increased presence of greenhouse gases in the atmosphere. So, correct option is D.
What do you mean by Great Acceleration?The Great Acceleration refers to a period of rapidly increasing human impacts on the Earth's systems, including the biosphere, atmosphere, oceans, and geosphere. It began in the mid-20th century and has accelerated since then, resulting in significant changes to the natural systems of the planet. Some of the key drivers of the Great Acceleration include population growth, technological innovations, economic development, globalization, and resource consumption.
These changes have resulted in a range of impacts, such as increased greenhouse gas emissions, loss of biodiversity, deforestation, and pollution of air, water, and soil. The Great Acceleration has also led to the creation of a so-called "technosphere," a term used to describe the rapidly growing interconnected network of technological systems that humans have created to support our rapidly growing population and demand for resources.
The Great Acceleration is widely seen as a major challenge to global sustainability, as it is putting significant pressure on the Earth's systems and threatening the long-term health and stability of the planet. It is a crucial issue for policymakers and the global community, who must work together to find sustainable solutions to these challenges and ensure that the Earth's systems are protected for future generations.
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Barry joins their discussion. He suspects that the concept of frequency is making their conversation confusing. Barry explains that the frequency of electromagnetic radiation is greater when the wavelength of the radiation is greater. Luis disagrees and claims that the frequency of electromagnetic radiation is greater when the wavelength of the radiation is smaller. Miranda says they are both wrong, that the frequency of all electromagnetic radiation is always the same. Who is correct? Why?
Luis is correct claims that the frequency of electromagnetic radiation is greater when the wavelength of the radiation is smaller.
What is electromagnetic radiation?Hertz is the unit of measurement here (Hz), if a light wave's wavelength is reduced, the frequency will increase since one cycle can occur more frequently. As a result, more cycles can pass past the set point in a single second.
The frequency and energy of radiation decrease as the wavelength of the radiation rises.
Therefore, the frequency of electromagnetic radiation is greater when the wavelength of the radiation is smaller.
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What are the boundaries of the ecosystem shown in the diagram?
The boundaries of the ecosystem shown in the diagram represents a body of water in the outer region.
What is an Ecosystem?This consists of all the organisms and the physical environment with which they interact and are made up of the biotic and abiotic factors.
Boundary of an ecosystem complex of living organisms in areas where one body of water meets another or where one terrestrial ecosystem meets another and in this case it is the body of water which have fishes and other aquatic organisms present.
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I need help asap!
Which of the following is the result of the sun unevenly heating air in the atmosphere and water in the ocean?
A weathering and erosion
B conduction, convection, and radiation
C wind and ocean currents
my Brain is blank… I need help asap
I gotchu, the answer is b. conduction, convection, and radiation! (hope it's right)
Answer: b
Explanation:
Whay double strength lactose broth is used in the determination of MPN
Answer: It is commonly used in estimating microbial populations in soils, waters, agricultural products and is particularly useful with samples that contain particulate material that interferes with plate count enumeration methods
DNA originally contains two parent strands, each forming one side of the double helix. After replication, each of these parent strands is copied into a daughter strand, so the overall result is 2 identical daughter cells. The process of DNA replication. In a semi-conservative model of DNA replication, which of the following is true?
The daughter DNA molecule consists of 1 parent strand and 1 new strand
The daughter DNA molecule consists of 2 newly formed strands
The daughter DNA molecule consists of 2 parent strands
The daughter DNA molecule consists of an uneven mix of old and new strands
DNA replication is semi-conservative because the original molecule separates into two different strands, and each of them works as a model for a new strand to grow. A) The daughter DNA molecule consists of 1 parent strand and 1 new strand.
Why is DNA replication a semi-conservative event?
DNI replication is semi-conservative because, after replication, each new molecule carries an original DNI strand and a new one. The fact that the new molecule is composed of an original strand makes it semi-conservative. The old existing strands are used to synthesize the new complementary strand.
The replication products are double-stranded DNA molecules, each carrying an original strand and a new one.
The correct option is A) The daughter DNA molecule consists of 1 parent strand and 1 new strand.
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In a semi-conservative model of DNA replication, the daughter DNA molecule consists of 1 parent strand and 1 new strand. Option 1.
Semi-conservative DNA replicationThe process of DNA is naturally semi-conservative.
This is because each strand of the original DNA forms a template for the synthesis of a complementary strand. Thereafter, each of the newly synthesized strands forms a double helix structure with their respective parent strands.
Thus, e newly replicated DNA molecule usually consists of 1 old strand and 1 new strand. Consequently, the process is described as being semi-conservative.
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how can technology reduce global warming
Which occurs when the body responds to the environment by maintaining a stable internal environment despite changing external conditions?
spontaneous generation
homeostasis
growth and development
reproduction
Answer: homeostasis
Explanation: homeostasis is body regulation
Transcribe the following DNA strand to create a molecule of mRNA. TAC CTA TAA GAA GAC GGG TGT ATC
14.Rule of Splintage
Answer:
A basic rule of splinting is that the joint above and below the broken bone should be immobilized to protect the fracture site. For example, if the lower leg is broken, the splint should immobilize both the ankle and the knee.
What are the general principles concerning the effects of teratogens on prenatal development? Explain
The effects of teratogens on prenatal development is susceptibility, development stage, mechanisms, end points, access, and dose response.
What do you mean by teratogens?Teratology is the study of abnormalities of physiological development in organisms during their life span. It is a sub-discipline in medical genetics which focuses on the classification of congenital abnormalities in dysmorphology.
Teratology is the study of birth defects, and its goals are (1) to describe and determine etiology, (2) to explore mechanisms involved in the production of birth defects and (3) to devise means of prevention.
A teratogen is a substance that interferes with normal fetal development and causes congenital disabilities. Drugs, alcohol, chemicals and toxic substances are examples of teratogens.
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What is the standard deviation of each of the measurements of the nuggets weight from the average
The average degree of variability in your data set is represented by the standard deviation. It reveals the average deviation of each score from the mean.
What is the standard deviation?A measure of a data set's variance from the mean is referred to as "standard deviation." While a high standard deviation indicates that the data are more spread, a low standard deviation suggests that the data are clustered around the mean. In statistics, the measurement of variability known as the standard deviation (SD) is frequently utilized. It demonstrates how significantly off the average things vary.
Because it aids in comprehending observations when the data is scattered, standard deviation is significant. The standard deviation of the data will be higher the more evenly dispersed the data.
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What would ribosomes be in an amusement park. this is due tomorrow?
In an amusement park ribosomes would be the machine that generates popcorn in the sense they serve to produce proteins for the cells.
What is the relative role of ribosomes in the cell?
The relative role of ribosomes in the cell is associated with the synthesis of proteins in the cytoplasm which may have structural and or enzymatic catalytic roles.
Therefore, with this data, we can see the relative role of ribosomes in the cell must be associated with the production of proteins required to carry out metabolic activities in the cell.
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In 300 words Explain the module evolution is related to microevolution and macroevolution, and explain how evolutionary relationships relate to the classification of organisms.
Answer: Microevolution is simply a change in gene frequency within a population. Evolution at this scale can be observed over short periods of time — for example, between one generation and the next, the frequency of a gene for brown coloration in a population of beetles increases. Such a change might come about because natural selection favored the gene, because the population received new immigrants carrying the gene, because of mutation, or because of random genetic drift from one generation to the next.
House sparrows were introduced to North America in 1852. Since that time, the sparrows have evolved different characteristics in different locations. Sparrow populations in the north are larger-bodied than sparrow populations in the south. This divergence in populations is probably at least partly a result of natural selection: larger-bodied birds can often survive lower temperatures than smaller-bodied birds can. Colder weather in the north probably selects for larger-bodied birds.
Which best describes genetic mutations
Answer:
is there any answer choices?
Particle formed by chemical bonding of two or more atoms are
Answer:
Molecule
Explanation:
A molecule is the smallest particle of an element or compound that can exist independently.
Explain why a person who lived through a fire (and was pulled out of a burning building, unconscious, by a firefighter) might be more susceptible to respiratory infections.
A person who lived through a fire might be susceptible to respiratory infections because smoke particles could cause irritation of the respiratory passageway.
Smoke and respiratory passagewaySmoke is a major component of fire. Thus, a person who lived through a fire and was pulled out of a burning building, unconscious by a firefighter would definitely have inhaled a lot of smoke.
Smoke particles cause irritation of the respiratory passageway. This renders the respiratory tract susceptible to colonization by pathogens, thereby leading to respiratory infections.
Apart from smoke, heat is also able to cause damage to respiratory passageways and predispose them to colonization by pathogens.
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Why do geologist often use relative and absolute age dating methods to determine  the ages of rocks in sequence 
Answer:
By means of this type of dating it is possible to obtain absolute dates, that is to say reliable ones, for the events of the geological past; these methods provide numerical ages.
Explanation:
Answer:
Geologists use both relative and absolute age dating methods to determine the ages of rocks in a sequence. Relative age dating uses the principle of superposition to determine the relative order of rock layers and the relative ages of the rocks based on their position in the sequence. Absolute age dating, on the other hand, uses radiometric dating techniques to determine the actual numerical age of a rock in years. By using both methods, geologists can get a more complete understanding of the geologic history of an area and the ages of rocks in a sequence
Why do bonds form between atoms to make compounds?
Answer:
This is because the new bonds help to stabilize the atom.
Explanation:
Many atoms become stable when their valence shell is filled with electrons or when they satisfy the octet rule (by having eight valence electrons).
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Can you feed a chicken the same foods as a pig and why ?
Answer:
Yes, u can
Explanation:
For everyday food, you can feed your chickens either chicken food (found at feed stores) or pig food. In Alberta, the UFA Hog Grower is the same as the chick starter except the pellets are bigger, and the hog grower contains fewer antibiotics. If you have access to grain then you can feed that to them
Which occurs when the body responds to the environment by maintaining a stable internal environment despite changing external conditions?
spontaneous generation
homeostasis
growth and development
reproduction
Answer:Homeostasis
Explanation: homeostasis maintains balance in the body inside the body, even if there are changing external conditions. Hope this helped =)
How does glaze form?
Answer:
Answer Below ↓
Explanation:
A glaze is made up of three parts. A flux/melter that lowers the melting point, a refractory/stabilizer that bonds the glaze to the clay, and a glass former like silica. This creates the base and then a stain is added to give the glaze its color. It's a bit like mixing paint and a bit more like a chemistry experiment.
The electrons are thought to exist in ___________ around the nucleus of an atom and that there can be no more than ___________ on one of these layers.
Answer:The electrons are thought to exist in SHELLS/LAYERS around the nucleus of an atom and that there can be no more than TWO IN THE FIRST SHELL WHEREAS THE SECOND AND THIRD CAN HOLD UPTO EIGHT electrons on them
Explanation: The electrons are around a nucleus in shells/layers.There are three shells around it the first shell has a maximum of two electrons whereas the second and third can hold a maximum of 8 electrons
Proteins, nucleic acids, lipids, and carbohydrates are based on which molecule?
O oxygen
O nitrogen
O carbon
O hydrogen
Answer:
C. Carbon
Explanation:
On a coordinate plane, triangle A B C has points (negative 1, negative 1), (negative 2, negative 1) and (negative 2, negative 4). Triangle A prime B prime C prime has points (1, negative 1), (2, negative 1), and (2, negative 4). What is the name of the line of reflection that maps the pre-image to the image? y = x y-axis x-axis x = 1
On a coordinate plane, the triangle A B C has points, and the line of reflection that maps triangle A B C to triangle A' B' C' is the line x = 1 (last option), which is a vertical line that passes through the point (1, -1) and reflects the pre-image over this line to produce the image.
What is the line's reflection?It is a type of transformation in which a pre-image is reflected over a line to produce an image, and each point in the pre-image is mapped to a corresponding point in the image; here, for the triangles ABC, the line of reflection is x = 1.
Hence, on a coordinate plane, the triangle A B C has points, and the line of reflection that maps triangle A B C to triangle A' B' C' is the line x = 1 (last option), which is a vertical line that passes through the point (1, -1) and reflects the pre-image over this line to produce the image.
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Answer:
y-axis on edge
Explanation:
picture below. I tried x = 1 but it was wrong, I actually took a look at the image and the y-axis was in between the 2 triangles.
Match the following terms with their definition.
24. Chromosome : The portion of DNA that is condensed and rod like
25. Gene : The portion of the chromosome that codes for the single protein.
What are these components life?Chromosomes : A chromosome is a lengthy DNA molecule that contains all or a portion of an organism's genetic code. The very long, thin DNA strands in most chromosomes are covered with packing proteins; in eukaryotic cells, the histones are the most significant of these proteins.
Gene : The fundamental structural and operational component of heredity is a gene. DNA is the component of genes. Some genes serve as blueprints for the synthesis of proteins.
Nucleotide : Nucleotides are organic compounds made up of a phosphate and a nucleoside. They function as monomeric units of the deoxyribonucleic acid and ribonucleic acid polymers, which are both crucial macromolecules for all kinds of life on Earth.
Codon: a DNA or RNA molecule that codes for a particular amino acid through a group of three successive nucleotides. Some codons serve as translational start or stop signals. Start, stop, or termination codons are the names given to them.
Amino Acid : Organic substances known as amino acids have both amino and carboxylic acid functional groups. Alpha-amino acids, which make up proteins, are by far the most significant of the hundreds of amino acids found in nature. In the genetic code, only 22 alpha amino acids are present.
Rest of matching:
26. Nucleotide: Subunits that makes up Nucleic Acid
27. Codon: A set of 3 nucleotides thats code for a single amino acid
28. Amino Acid : Subunits that makes up protien
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Organic materials and fertilisers enhance soil texture, enabling it to retain water for longer periods of time, and boost microbial and fungi activity.
How would you conduct your investigation? In your answer, explain your independent and dependent variables.
Answer:
To conduct an investigation on the effect of organic materials and fertilizers on soil texture, you can follow these steps:
Define the independent and dependent variables:
Independent variable: type of organic material or fertilizer used (e.g. compost, manure, chemical fertilizer)
Dependent variable: soil texture (e.g. water-holding capacity, porosity, bulk density)
Design the experiment:
Choose a representative soil sample and divide it into several equal portions.
Treat each portion with a different organic material or fertilizer.
Control for extraneous variables by maintaining consistent environmental conditions (e.g. temperature, moisture levels) for each soil sample.
Collect and analyze data:
Measure the dependent variable (soil texture) for each soil sample after a set period of time (e.g. after 2 weeks).
Compare the soil texture of the treated samples to the control (untreated) sample.
Use statistical analysis to determine if any significant differences exist between the treatments and the control.
Draw conclusions:
Based on the results of the data analysis, draw conclusions about the effect of different organic materials and fertilizers on soil texture.
Determine if there are any significant differences in soil texture between the treatments and the control.
To conduct the investigation:
identify the independent and dependent variables: the Independent variable is the type of organic material or fertilizer used while the dependent variable is the soil texture Choose a soil sample and divide it into several equal portions and add organic materials to one portion and none to the other portionCarry out the to determine whether the soil samples that had organic materials and fertilizers retained water more than the soil sample that lacked organic materials and fertilizers.What is an experiment?An experiment is a technique used to confirm or deny a hypothesis, as well as assess the likelihood or effectiveness of something that has never been tried before.
Experiments show the relationship between the independent and dependent variables.
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