Yes, Anaphase I of Meiosis and Mitosis are different. In Mitosis, the sister chromatids are pulled apart and moved to opposite poles, while in Meiosis I, homologous chromosomes are pulled apart and moved to opposite poles.
What is Meiosis?
Meiosis is a specialized form of cell division that produces cells with half the number of chromosomes of the parent cell. This process is essential for sexual reproduction as it is responsible for generating the male and female gametes that are then used to create a new organism. During meiosis, the chromosomes of the parent cell are divided into two sets of daughter cells, each with half the number of chromosomes of the parent cell. This process is also referred to as reductional division because it reduces the number of chromosomes in the daughter cells.
Therefore, Yes, Anaphase I of Meiosis and Mitosis are different.
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a 60-year-old man who has a 90 pack year history of cigarette smoking has had a chronic cough for the past 10 years. he has begun to lose weight (3 kg) during the past year. no abnormal findings are noted on physical examination. he has a chest radiograph that reveals a right hilar mass. a sputum cytology shows large atypical cells with hyperchromatic nuclei and abundant pink cytoplasm. what is the most common initial pathway for metastases from this lesion?
In view of the data given, the man's chest radiograph uncovers a right hilar mass and sputum cytology shows huge abnormal cells, which recommends the presence of cellular breakdown in the lungs.
The most widely recognized introductory pathway for metastases from a cellular breakdown in the lungs is through the lymphatic framework, which is an organization of vessels and hubs that assist to channel and emptying liquid out of tissues.
The lymphatic vessels from the lung can deplete into provincial lymph hubs, including the hilar lymph hubs, which are situated close to the hilum of the lung where the bronchi, veins, and nerves enter and leave the lung.
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8. Which is the most likely function of a group of cells that contains a high number of mitochondria?
Glucose production through photosynthesis
b. ATP production through cellular respiration
c. Protein production through protein synthesis
d. mRNA production through transcription
Answer:
b. ATP production through cellular respiration
Explanation:
The presence of a high number of mitochondria in a group of cells suggests that the cells are actively engaged in cellular respiration. This is because mitochondria are the cellular organelles responsible for producing ATP (adenosine triphosphate) through the process of cellular respiration. During cellular respiration, glucose and oxygen are metabolized to produce energy in the form of ATP, which is used by the cell to perform its various functions.
The fluoroquinolones, or quinolone drugs, are a group of antimicrobials that inhibitfunctionb) ribosome activitya) nucleic acid structure and/or c) cell wall synthesis d) cell membrane structure and/or function
The fluoroquinolones, or quinolone drugs, are a group of antimicrobials that nucleic acid structure and/or function.
Fluoroquinolones are both selective and bactericidal because they work by preventing the activity of two DNA topoisomerases that are required for bacterial DNA replication and are absent from human cells. These enzymes are involved in bacterial DNA synthesis. DNA topoisomerases are in charge of dividing the duplex strands of bacterial DNA, putting another strand of DNA through the break, and then re-sealing the initially split strands.
Alterations in the drug target enzymes and changes in access to the drug target enzymes are the two basic processes by which fluoroquinolone resistance arises. Mutations in DNA gyrase and topoisomerase are two subtypes of changes that might occur in the drug target enzymes.
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blank is a measure of brain activity in which a small amount of radioactive sugar is injected into an individual's bloodstream, following which a computer measures the varying levels of radiation in different parts of the brain and yields a multicolored image. multiple choice
Positron emission tomography (PET) scan is the name of the imaging procedure Jack is undergoing.
Even though it initially refers to the apparatus that performs the test, the term "PET Scan" is frequently used to describe it. In actuality, a PET Scan is just an X-ray emitting tube. It is firmly fastened to a rotating rack that revolves around the patient. It is important to understand that X-rays can pass through living materials, such as tissues, organs, and bones. By measuring the quantity of glucose in different parts of the brain and transferring this data to a computer for analysis, the PET scan is a sort of brain imaging technology that can reveal which general brain region is active at any particular time.
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what provides evidence that organisms have a universal genetic code
The DNA of closely related species is more similar than that of distantly related ones.
What is organisms in biology?Living objects that can respond to stimuli, reproduce, grow, and maintain homeostasis are called biological organisms. Organisms are categorised by taxonomy into specific classes, such as multicellular organisms like animals, plants, and fungi, or single-celled organisms like bacteria, archaea, and protists.
What is organism and functions?An organism is any adjacent biological system that is thought to be alive and performs a range of activities, such as growth, locomotion, mating, respiration, feeding, & excretion. Every living entity is made up of one or more cells.
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Count the number of carbon hydrogen and oxygen to have on each side of the equation is the same amount of each type of atom on each side of the equation explain why or why not.
C6H12O6 + 6O2 -> 6CO2 + 6H2O + energy
AND
CO2 + H2+ NADH-> CH2+ H2O+ NAD+
As the number of carbon, hydrogen and oxygen to have on each side of the equation is the same amount, C6H12O6 + 6O2 -> 6CO2 + 6H2O + energy is an balanced equation.
What is chemical reaction?Chemical reaction, the conversion of one or more substances (the reactants) into one or more distinct substances (the products). Substances are composed of chemical components or chemical elements. The atoms that make up the reactants in a chemical reaction are rearranged to create a variety of products.
Life itself, as well as technology and culture, are fundamentally dependent on chemical reactions. A few examples of prehistoric processes that involved chemical reactions include burning fuels, smelting iron, making glass and pottery, brewing beer, producing wine, and producing cheese. Chemical reactions occur frequently in the Earth's geology, atmosphere, oceans, and a wide range of complex processes that occur in all living systems.
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which scenario is likely to result in the most diverse offspring?
The most diverse offspring are likely to result from sexual reproduction between two individuals from different populations or continents. Here option D is the correct answer.
In sexual reproduction, offspring inherit genetic material from both parents, leading to the creation of new combinations of genes. When the parents come from different populations or continents, they are likely to have a wider range of genetic variations, which can result in greater diversity among the offspring.
Asexual reproduction, such as budding or binary fission, only involves the replication of a single individual's genetic material, and therefore, the offspring will be genetically identical to the parent.
Sexual reproduction between two individuals in the same population can still result in genetic diversity, as they will have different combinations of genes. However, if the population is small and genetically homogeneous, the potential for genetic diversity may be limited.
Complete question:
Which scenario is likely to result in the most diverse offspring?
A - Asexual reproduction by budding
B - Asexual reproduction by binary fission
B - Sexual reproduction between two individuals in the same population
D - Sexual reproduction between two individuals from different continents
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the endocrine system is related to nutrition through
The endocrine system is related to nutrition through hypothаlаmus, thyroid, pituitаry, thymus, аdrenаl glаnd, pаncreаs, ovаries аnd testicles.
The endocrine system comprises hormone-releаsing glаnds thаt аre spreаd throughout the body such аs hypothаlаmus, thyroid, pituitаry, thymus, аdrenаl glаnd, pаncreаs, ovаries аnd testicles. These help in regulаtion of the reproduction, metаbolism, sleep, blood pressure аnd heаrt rаte. Proper nutrition plаys а key role in regulаting hormones. Nutritionаl deficiency mаy leаd to impаirment of endocrine glаnd function. One such exаmple is the physiologicаl effect of insulin аnd growth hormone.
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art-labeling activity: stages of leukopoiesis
Myeloblast, Promyelocyte. Neutrophilic myelocyte. Neutrophilic metamyelocyte.Band cell. Neutrophil are stages of leukopoiesis.
What brings about leukopoiesis?
Colony-stimulating factors (CSFs), which are hormones made by mature white blood cells, encourage leukopoiesis, the process of creating leukocytes.
What are leukocytes used for?
Leukocytes, usually referred to as white blood cells, are in charge of defending your body against infection. White blood cells circulate in your circulation as a component of your immune system and react to injury or illness.
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FILL IN THE BLANK.some regions of a polypeptide may coil or fold back on themselves. this folding is called __________, and the coils or folds are held in place by __________.
Answer:
some regions of a polypeptide may coil or fold back on themselves. this folding is called __secondary structure________, and the coils or folds are held in place by _hydrogen bonds__
What are Darwin's 4 postulates of natural selection?
Darwin was able to formulate his theory of evolution and natural selection using these four observations. Genetic variation causes the individuals in a community to exhibit variance in features like colour, behaviour, size, and shape.
What role of Darwin postulates in natural selection?Natural Selection and Darwin's Theory of Evolution It is obvious from the fossil record that species change over time and that some species disappear while others evolve into new species.
No one could explain how such changes might occur before Darwin. Some of the characteristics are heritable and are transmitted from parents to offspring.
Therefore, The idea of natural selection is based on four tenets survival and reproductive success are variable among individuals in a population, some trait differences are heritable, people with particular features are more likely to survive and reproduce, and some traits are heritable.
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Darwin was able to formulate his theory of evolution and natural selection using these four observations. Genetic variation causes the individuals in a community to exhibit variance in features like colour, behaviour, size, and shape.
What role of Darwin postulates in natural selection?Natural Selection and Darwin's Theory of Evolution It is obvious from the fossil record that species change over time and that some species disappear while others evolve into new species.
No one could explain how such changes might occur before Darwin. Some of the characteristics are heritable and are transmitted from parents to offspring.
Therefore, The idea of natural selection is based on four tenets survival and reproductive success are variable among individuals in a population, some trait differences are heritable, people with particular features are more likely to survive and reproduce, and some traits are heritable.
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find the critical points of the gompertz equation (1). (is y = 0 a critical point? does it solve the algebraic equation you get?)
Finding the locations where a function's first derivative equals 0 or is undefined will reveal the key points of the function. There are numerous solutions to this equation for t, but there isn't one for y = 0. The Gompertz equation's critical point is not at y = 0.
On a graph, critical points, often referred to as stationary points, are places where a function's first derivative equals 0 or is undefinable. They are, therefore, the points at which the slope of the function switches from increasing to decreasing or vice versa. Critical points are crucial when examining a function's behaviour because they can be used to locate inflection points or local maxima or minima. The highest and lowest points on a graph, or global extrema, can occasionally be found using critical points. In disciplines like mathematics, physics, and engineering where deciphering the behaviour of functions is key, understanding critical points is essential.
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Which event stimulated the rapid development of eukaryotes?
The rapid development of eukaryotes is believed to have been stimulated by the symbiotic relationship between early eukaryotic cells and mitochondria (an organelle that provides energy to cells). This relationship allowed eukaryotic cells to evolve and diversify, eventually leading to the development of multicellular organisms.
Eukaryotes are a type of organism characterized by having cells with a defined nucleus and other membrane-bound organelles. They are more complex than prokaryotic cells (bacteria) and are found in all forms of life including animals, plants, fungi, and protists. Eukaryotic cells have a unique genetic material, distinct from prokaryotic cells, and are larger and more complex in structure. They are capable of advanced cellular processes such as division and specialization, allowing for the evolution of complex multicellular organisms. The origin of eukaryotes is thought to be linked to the symbiotic relationship between early cells and mitochondria, leading to increased energy production and diversity.
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Assuming independent assortment, what phenotypic ratio would you expect to see if an individual with the genotype RrGg is self crossed? Assume that R is dominant over r and G is dominant over g.
If an individual with the genotype RrGg is self-crossed, you would expect to see a phenotypic ratio of 9:3:3:1.
This is because the dominant alleles (R and G) are each expressed three times, while the recessive alleles (r and g) are each expressed once.
This is why the phenotypic ratio is 9:3:3:1, because the dominant alleles are expressed three times as often as the recessive alleles [1].
This phenotypic ratio is also known as a monohybrid ratio, which describes the ratios of phenotypes that are produced in a cross between two individuals with different versions of a single gene. This ratio can be easily calculated using the Punnett Square, a diagram which helps to visualize the possible combinations of alleles that can be inherited from two parents.
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True or False Though theoretically possible, in the body neurons rarely generate IPSPs.
The sodium-potassium siphon means quite a bit to the power of neurons. It helps with saving up ionic foci inside and past the cell that work with the capacity of neurons to fire stir cases. The answer is false.
Spill channels and sodium-potassium siphons are available on the cell body, dendrites, axon, and terminal closures of the neuron cell layer. Right! The break channels and sodium-potassium siphons are answerable for making and keeping up with the cell layer's resting potential.
The Na+/K+ siphon utilizes the energy of one ATP particle to trade three intracellular Na+ particles for two extracellular K+ particles. In this manner, the siphon is electrogenic, expelling one net charge for every cycle to hyperpolarize the layer potential.
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like heterozygous advantage for carriers of the sickle cell allele in high malaria environments, negative frequency dependence in side-blotched lizards results in question 3 options: higher fitness for heterozygous individuals maintaining a high degree of genetic variation increased fitness for rare traits a reduction in genetic variation because of high mortality for all homozygous individuals
Negative frequency dependence occurs in side-blotched lizards, where the fitness of a trait depends on its frequency in the population.
The most common trait has the lowest fitness, and the rarest trait has the highest fitness. This results in the maintenance of genetic variation in the population. In the case of heterozygous individuals carrying the sickle cell allele, these individuals have an advantage in high malaria environments as they have some resistance to the disease. This creates a situation where heterozygous individuals have higher fitness compared to homozygous individuals, leading to a reduction in genetic variation because of the high mortality rate for all homozygous individuals.
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If the later paranthropoid were not ancetor of modern human, which pecie could have been? Jutify your anwer by referencing the text and drawing on your undertanding of macroevolution
While the later paranthropoid species were not the direct ancestors of modern humans, it is believed that they might have shared a common ancestor with hominins.
Modern humans are believed to have evolved from a species of early primates called hominins. However, the exact species that could have been the ancestors of modern humans is still a matter of scientific debate, however, some of the most widely accepted possibilities include Sahelanthropus tchadensis, Orrorin tugenensis, and Ardipithecus ramidus.
These species lived in Africa between 6 million and 4 million years ago and showed a combination of human and apelike traits, suggesting that they were on the evolutionary path that eventually led to modern humans.
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Darwin observed the finches on the Galapagos islands were similar in form expert for variation of their break. he deduced that these variation were useful for_____.
a. getting food
b. building nests
c. attracting a mate
d. surviving the cold
Answer:
the answer is B
Explanation:
or A, but most probably B
___________________is made out of dead tubular cells that are joined from end to end;which transports water and dissolved minerals from the roots upward to the rest of the plant.
Xylem is made out of dead tubular cells that are joined from end to end; which transports water and dissolved minerals from the roots upward to the rest of the plant.
One of the two types of transport tissue that are found in vascular plants is called the xylem, while the other type is called the phloem. In addition to transporting nutrients, the primary job of the xylem is to move water up the plant, from the roots to the stems and then to the leaves.
The name "xylem" originates from the Ancient Greek word (xylan), which means "wood." Although xylem tissue can be found in other parts of a plant, wood is the most well-known example of this type of tissue. Carl Nageli is credited with being the one who first used the term in 1858.
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taking into account the rh factor, which blood group is the universal recipient?
The universal recipient for the Rh factor is someone with a negative Rh factor.
This means that someone with a negative Rh factor can receive blood from any other Rh type, including positive and negative. The reason for this is that it is the Rh factor itself that can cause a transfusion reaction, which can be dangerous. Therefore, it is important to ensure that the recipient has the same Rh factor as the donor, to avoid potential problems.
What does Rh positivity imply?A protein located on the surface of red blood cells is known as the Rh factor. You are Rh positive if this protein is found in your blood cells. You are Rh negative if your blood cells lack this protein. Your Rh status is indicated by the "positive" or "negative" element of your blood type, such as O positive or A negative.
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The right directional word to end the line "the skeletal muscles are to the skin" is superficial. As a consequence, choice b is correct.
Skeletal muscles have a certain orientation in relation to the skin, and it is vital to the correct anatomical terminology to properly characterise their placement.
Anatomy uses precise directional nomenclature to characterise the relative positions of various parts. In this case, the right directional term to describe the contact between the skeletal muscles and the skin is "superficial." This term refers to a structure that is closer to the body's surface or to the body's outside.
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Select the appropriate directional term to complete this sentence: the skeletal muscles are to the skin.
a. caudal
b. superficial
c. posterior
Which of the following terms refers to a covering of connective tissue that surrounds (most of) the bones external surface? articular cartilage endosteum epiphyses metaphyses periosteum
Two layers make up the periosteum. The inner layer as well as the bone underneath it are shielded by the outer layer. It is crafted from strong collagen fibres. The outer layer of the periosteum contains the majority of the blood vessels,bones and nerves.
Periosteum refers to the tissue that covers the outside of bones. Endosteum is the term for the tissue lining internal bone cavities. composed mostly of connective tissue in modest amounts and one layer of osteoblast. Your bones' surfaces are covered in a membrane layer called the periosteum. Only the portions that are covered by cartilage and the points where tendons join to bone are left out. The periosteum, which has two different layers, is crucial for both bone growth and healing.
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To which line of defense do these belong? Inflammation: Stomach: Fever: Lungs: Lymphocytes:
The stomach and lungs come under the first line of defense. Inflammation and fever belong to the second line of defense. Lymphocytes belong to the third line of defense.
What is line of Defense?The first line of defense which is the external defense system consists of physical and chemical barriers that are always ready and prepared to protect the body from infection. For example, it include stomach and lungs.
The second line of defense is a group of cells, tissues and organs which work together to protect the body that is the immune system. For example, it includes inflammation and fever.
The third line of defense is specific resistance that depends on antigens, which are specific substances found in foreign microbes. For example, it includes lymphocytes.
Thus, the stomach and lungs come under the first line of defense. Inflammation and fever belong to the second line of defense. Lymphocytes belong to the third line of defense.
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Answer:Inflammation:
second
Stomach:
first
Fever:
second
Lungs:
first
Lymphocytes:
third
Explanation: i did it
A structure that is composed of two or more tissues types that works together to perform specific for the body is a(n) _________
A) complex tissue
B) complex cell
C) organ
D) organ system
A structure that is composed of two or more tissues types that works together to perform specific for the body is a(n) C) organ
The cell is the smallest unit that makes up living things in which there are various organelles that have certain functions. Groups of cells that have the same shape and function form a tissue..
An organ is a collection of tissues that have one or more functions. Organs are divided into two based on their location, namely internal organs such as the heart, liver and lungs. Then the external organs, such as the skin, hands, feet, and nose. The various types of human organs work together and form an organ system in the human body.
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HELPPP!!!What is the blood group of a person that has neither antigen A nor B, and is positive for antigen D?
a) AB positive
b) O negative
c) AB negative
d) O positive
Answer:
O positive is your answer
which plate shows the outcome of a plate that likely had bacterial culture added on each quadrant before streaking?
Streak plate shows the outcome of a plate that likely had bacterial culture added on each quadrant before streaking.
The streak plate method is based on the principle of dilution and it can also be elaborated as a rapid qualitative isolation technique. The main criteria for us is to isolate and to obtain a reduced number of colonies. Generally by this technique, a loopful of culture is spread on an agar plate so thar the individual cells are far apart enough from each other. The streaking method gradually dilutes the inoculum such that the bacterial cells can be counted as colony forming units (CFUs).Agar streak plates are an essential tool in microbiology. They allow bacteria and fungi so that they grow on a semi-solid surface that produces discrete colonies. These colonies then are used to help identify the organism, and produce a pure genetic clone.
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Which of the following is part of the inner tunic of the eye? A. ciliary body. B. sclera. C. choroid coat. D. cornea. E. retina. E.
A. Choroid coat is part of the inner tunic of the eye.
The choroid coat is a layer of the inner tunic of the eye and is located between the sclera and the retina. It contains a rich network of blood vessels that helps to provide oxygen and nutrients to the retina. The choroid coat also helps to absorb stray light and prevent reflection, which can improve visual acuity. The other listed structures, such as the ciliary body, cornea, and retina, are also important parts of the eye, but are not part of the inner tunic. It's the third most widely spoken language in South Africa and is recognized as an official language of the
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Please help i literally dont understand this!
Write a journal article of 600–900 words about a piece of environmental legislation. Describe both the content of the legislation and the process of passing it. Explain the arguments for and against the legislation. Include an analysis of the effects of the legislation. If the legislation is too recent to have had any effect yet, speculate on its possible effects. Include your own point of view about the effectiveness of the legislation.
Answer:
The Paris Agreement on Climate Change is a landmark international treaty that was adopted in 2015 by the United Nations Framework Convention on Climate Change (UNFCCC). The main goal of the Paris Agreement is to limit global warming to well below 2 degrees Celsius above pre-industrial levels, and to pursue efforts to limit the temperature increase to 1.5 degrees Celsius. This is achieved by setting targets for countries to reduce their greenhouse gas emissions and by creating a framework for transparency and accountability.
The process of passing the Paris Agreement involved negotiations among countries from around the world, who gathered at the UNFCCC Conference of the Parties (COP) to discuss and agree on the provisions of the treaty. The negotiations were complex and often contentious, but ultimately, the Paris Agreement was adopted by consensus and signed by 195 countries.
The arguments for the Paris Agreement centered around the need to address the global threat of climate change and to ensure a sustainable future for humanity. Proponents of the agreement argue that immediate action is needed to reduce emissions and slow the rate of global warming, which will mitigate the impacts of climate change, such as sea level rise, extreme weather events, and loss of biodiversity. On the other hand, opponents of the agreement argue that it places too heavy a burden on developed countries and that the cost of emissions reduction measures will be too high.
The effects of the Paris Agreement have been largely positive so far, with countries around the world taking steps to reduce their emissions and transition to clean energy sources. The Paris Agreement has also helped to raise awareness about the urgency of the climate crisis and has provided a framework for international cooperation on this issue. In addition, the Paris Agreement has spurred investment in clean energy and energy efficiency, leading to the growth of renewable energy markets and the development of new clean energy technologies.
However, the Paris Agreement has faced some challenges in its implementation, particularly in the face of political opposition and a lack of commitment from some countries. In addition, some countries have not yet taken the necessary steps to reduce their emissions, which threatens the success of the agreement.
In my view, the Paris Agreement is an important and necessary step in addressing the global threat of climate change. The agreement provides a framework for international cooperation and helps to raise awareness about the urgency of the climate crisis. While there is still much work to be done to ensure the success of the agreement, I believe that the Paris Agreement represents a significant step forward in the global effort to mitigate the impacts of climate change and ensure a sustainable future for humanity.
A group of ecosystems that have similar climates and organisms is called
A biome.
Biome is A group of ecosystems which are subject to similar climatic conditions and which share a similar range of vegetation structures, animal diversity, and soil types. Biome refers to the community of plants and animals that occur naturally in an area, often sharing common characteristics specific to that area.
Biomes can be classified into three types, there is terrestrial, freshwater biomes and marine biomes. Terrestrial biomes include grasslands, deserts, and tropical forests. Freshwater biomes include polar freshwaters, large lakes, tropical and sub-tropical coastal rivers, temperate coastal rivers and much more. Marine biomes include continental shelves, tropical coral, and kelp forests.
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Select all the correct answers.
Some sixth-grade students are conducting a local survey. They want to find out what activities increased CO2 emissions in their community within the last year. Ricardo came up with these questions for the survey. Which questions are appropriate for the assignment?
A What is the average salary of middle school teachers?
B How many trees were cut down during the year?
C How many new factories opened last year?
D How many factories in the community use fossil fuels?
E What is being done to keep animals safe in the community?
Answer:
How many trees were cut down during the year?
How many new factories opened last year?
How many factories in the community use fossil fuels?
Explanation:
Answer:
D how many factories in the community use fossil fuels ?
E what is being done to keep the animals safe in the community?
B how many trees were cut down during last year
two closely related fish live in the same lake, but one feeds along the shoreline and the other is a bottom feeder in deep water. this is an example of _________isolation, which is a ____________reproductive barrier.
Two fish that are closely related to each other reside in the same lake, but one feeds near the shore and the other feeds in deeper water on the bottom. This is an illustration of a prezygotic reproductive barrier called habitat isolation.
Microevolution is the process of evolutionary change occurring inside a population speciation is the process by which a population undergoes a sufficient change to separate from its parent species and develop into a new species. Because they do not rely on the standard of reproductive isolation, the morphological, ecological, and phylogenetic species notions could all be used.
Some fish are accustomed to living in freshwater, while others prefer salt water, since each environment offers them advantages that have historically helped them survive. The salt content of the two ecosystems is clearly different Reproductive isolation standard.
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