Do you expect to find more or less variation in a population with short coalescence times relative to a population with long coalescent times? Explain your answer.
The coalescent time is the point in the past at which two lineages within a population merge into a common ancestor.
A population with short coalescence times would have experienced fewer generations since its most recent common ancestor, resulting in less time for genetic variation to accumulate. As a result, we would expect to find less variation in such a population.
Conversely, a population with long coalescence times would have experienced more generations since its most recent common ancestor, resulting in more time for genetic variation to accumulate. Therefore, we would expect to find more variation in such a population.
In summary, coalescence time can have a significant impact on genetic variation within a population.
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Of the elements chonps, which is NOT found in DNA?
Answer: sulfur? sorry if im wrong tho
Of the elements CHONPS, the element which is not found in DNA is known as Sulfur. Thus, the correct option for this question is C.
What is DNA?DNA stands for deoxyribonucleic acid. It may be defined as a type of molecule that contains the genetic information responsible for the development and function of an organism. It is present in the nucleus of the cell. DNA is the most common type of genetic material among living organisms.
Nucleotides are building blocks of nucleic acids such as DNA or RNA. These nucleotides consist of nucleotide bases, pentose sugar, and phosphate groups. Covalent bonding and hydrogen bonding are required to support the formation of this structure.
Of the elements, CHONPS, carbon, hydrogen, oxygen, nitrogen, and phosphorus are most frequently found in the structural morphology of DNA.
Therefore, of the elements CHONPS, the element which is not found in DNA is known as Sulfur. Thus, the correct option for this question is C.
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FILL IN THE BLANK!!!
genotype is the____pair of alleles (TT)____of an organism. And phenotype is the____apperence__of an organism
Answer:
THIS IS IT
Explanation:
The genetic makeup of an organism (ex: TT). Phenotype, The physical ... from each parent). This pair of alleles is called a genotype and determines the organism's appearance, or phenotype. ... A Punnett square can be used to predict genotype and phenotypes of offspring from genetic crosses
How do ribosomes and the Golgi apparatus interact to maintain homeostasis? A. Ribosomes transport proteins and enzymes that are synthesized by the Golgi apparatus. B. Ribosomes store liquids and other waste products that are created by the Golgi apparatus. C. Ribosomes synthesize proteins that are sorted and packaged by the Golgi apparatus. D. Ribosomes store molecules that are converted into usable energy by the Golgi apparatus.
The proteins that are generated by the ribosomes are stored in the Golgi apparatus.
What is the Golgi apparatus?
Golgi apparatus is also called the Golgi complex or Golgi body. It is a membrane-bound organelle present in eukaryotic cells. It is made from a network of flattened stacked structures called cisternae.
The Golgi apparatus is responsible for the transportation, modification, and packaging of the proteins and lipids molecules into small vesicles. These vesicles are delivered to their destinations.
This organelle is embedded in the cytoplasm right after the endoplasmic reticulum. It is located near the cell nucleus. These are present in hundreds of plant cells.
They help in the transport of secretory proteins, cell membrane proteins, lysosomal proteins, glycoproteins etc. They also help transport some glycolipids. Much of the material for the cell wall passes through the Golgi apparatus.
Therefore, the Golgi apparatus helps in protein packaging.
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The ______ of photosynthesis are the _______ of cellular respiration meaning their equation are the same but _______ of each other. The processes and all of life _______ on each other for survival.
Answer: The products of photosynthesis are the reactants of cellular respiration meaning their equation are the same but in direct opposite of each other. The processes and all of life depend on each other for survival.
Explanation: feel free to let me know if im wrong
How many gigaton of carbon do animals produce.
Answer:
7.1 gigatons of CO2 equivalent per year
Explanation:
If you cross two heterozygous Yy pea plants, what proportion of the offspring will be the dominant color yellow?
Answers: 50%, 25%, 75%, 0%
Answer:
The possible genotypes are: YY, Yy, Yy, yy
The proportion of the offspring with the dominant color is 75%
The cross two heterozygous Yy pea plants, the proportion of the offspring will be the dominant color yellow is the possible genotypes are: YY, Yy, Yy, yy. The proportion of the offspring with the dominant color is 75%. Thus, option C is correct.
What are the cross between heterozygous?If you cross a heterozygous organism with another heterozygous organism, pair two Tt and Tt. Below is a punnet square to show the result:
T t
T TT Tt
t Tt tt
This actually means that you have two heterozygous recessive and one homogenous dominant and one homogenous recessive. Genetics has known as the study of the heredity as well as the variation of the inherited the characters and the genetic properties and the organism's feature and the characteristics. It has also known as the branch of biology that deals with the study of genetic variation, genes, and the heredity in the organisms.
Therefore, the cross two heterozygous Yy pea plants, the proportion of the offspring will be the dominant color yellow is the possible genotypes are: YY, Yy, Yy, yy. The proportion of the offspring with the dominant color is 75%. Thus, option C is correct.
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7. The process of obtaining information by using the senses is called alan
A) inquiry
I
B) observation
C) scientific method
D) conclusion
Answer:
B) observation
Explanation:
By using your senses, you are able to see, feel, taste, touch, and smell. This process is the first step of the scientific method.
Answer:
B
Explanation:
Think about the variety of biomes on Earth and differences in their weather patterns. Which list shows environments from highest
average temperature to be lowest average temperature?
A) swamp, mountain, desert
B) swamp, desert, mountain
C) desert, swamp, mountain
D) mountain, desert, mounatin
Answer:
C
Explanation:
hope this helps
The list of biomes that shows environments from the highest average temperature to the lowest average temperature is desert, swamp, and mountain. Therefore, option C is correct.
What are biomes?Since they belong to certain areas or zones that, due to their geographical characteristics, share a climate, vegetation, and wildlife, biomes provide the primary support for the harmony of nature.
Any biome can include a wide range of habitats because the term "biome" is more general than "habitat." An area's climate and geography determine the biome classification. Communities that have adapted to the unique climate and ecology of the biome make up each one. Depending on the surroundings, they come in a variety of forms. The temperate deciduous biome is the ideal environment for human habitation.
The list of biomes that shows environments from the highest average temperature to the lowest average temperature is desert, swamp, and mountain. Therefore, option C is correct.
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Please answer quick and correct
Answer: i would say d but im not 100 percent do they have descriptiuon with each option
Explanation:
pls mark brainlest
Why might there be a competitive advantage to having a different flight initiation distance
when a bird is incubating eggs
Answer: The birds can perceive any kind of danger which can harm the eggs after laying.
Explanation:
The birds show response towards the other stimulus around them like weather conditions like excessive heat and rain and predators. Also they can sense the danger of damage to eggs by fellow members of the species. The distance at which the birds fly from the danger is the flight initiation distance. It is the separation distance from any kind of danger or disturbance and birds cross this distance before incubating their eggs. This is an competitive advantage with that of other members of the species as the bird will able to give birth to new ones and its population will increase in number, so the chances of reproduction and survival increases in this case.
Answerffffffffffff:
Explanation:
a researcher crossed the F1 generation of a red snapdragon plant and white snapdragon plant. according to the information provided, what is the phenotype percentage of their offspring F2?
Red 50% & Pink 50%
Red 100%
White 100%
Pink100%
Answer:
I think the answer is
Explanation:
I think the answer is pink 100%
I am not confirm.
Which of the following statements about natural selection is true:
• Individual organisms change over time
•Populations of organisms change over time
•Organisms do not change over time
Answer:
Option 2 (Population of organisms change over time.
Which of the following is true of excess dietary fat? O Fat is energy costly to store Excess dietary fat is used for other functions before being stored Excess dietary fat is immediately stored as fat Only a small amount of excess dietary fat is stored
Excess dietary fat is immediately stored as fat is true of excess dietary fat. Fat in the diet, when consumed in excess, is stored in adipose tissue as triglycerides (TGs).
What is dietary fat?
Dietary fat refers to the form of fat that we get from our diets. Fats, also known as lipids, are one of the three macronutrients, along with carbohydrates and proteins, that are important for the body to function properly.
Excess dietary fat is immediately stored as fat: This statement is accurate regarding excess dietary fat. When our bodies consume more energy than they need, the excess is stored as fat. Dietary fat is essential for several bodily processes, including the absorption of essential vitamins and minerals, the production of hormones, and cell membranes.
However, when we eat more fat than we need, our bodies will store it as fat.Therefore, the correct option is: Excess dietary fat is immediately stored as fat.
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HELP!!!! Restriction maps illustrate the lengths of DNA fragments between restriction sites. Which of the following information can be gathered from the analysis of restriction maps? Select ALL that apply.
A) gene sequence
B) nucleotide sequence
C) presence of mutations
D) disease identification
if the body was incapable of performing dehydration synthesis on carbohydrates, could not be formed.
Lactose
When you consume foods or beverages that contain lactose, you could have digestive symptoms like bloating, diarrhea, and gas. A naturally occurring sugar called lactose can be found in milk and dairy products like cheese and ice cream.
Digestion symptoms in lactose intolerance are brought on by lactose malabsorption. A problem known as lactose malabsorption occurs when your small intestine is unable to fully digest or break down the lactose you consume. A milk allergy is distinct from lactose intolerance. A condition of the immune system is a milk allergy. Some regions of the world experience lactose malabsorption more frequently than others. The majority of people in Asia and Africa suffer from lactose malabsorption.
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A student made a model of a cell. First, she filled a clear plastic bag with gelatin.
Then, she added a rubber ball.
What are two limitations of the student's cell model?
A. The model is not as easy to see and hold as a real cell is.
B. The model does not show that cells can contain smaller structures inside
them.
C.The model does not show how a real cell gets the energy it needs to live.
D.The model is made up of materials that are different from those found in
real cells.
ayuda porfavor es para hoy :(
Answer:
B
Explanation:
si mi pensamiento es correcto, sería B. porque tienes las masas de las moléculas y esas se quedan con el símbolo periódico para ellas.
asexual reproduction can be a disadvantage to a population if
Answer:
it can be a disadvantage to population because it produces many offsprings which can lead to high increase in population.
Can the world run out of carbon? no
COMPLETE
Explain why you answered the way you did.
RETRY
Many plants can grow in the littoral zone of a lake because
a. sunlight reaches its bottom.
b. there are no algae.
C. there are no animals.
d. there is both salt water and fresh water.
Answer:
A
Explanation:
The littoral zone is the near shore area where sunlight penetrates all the way to the sediment and allows aquatic plants to grow
HELP ME PLEASE! List the steps scientists for using technology to find the half-life of an isotope.
For radioactive materials with short half-lives, you use a very sensitive calibrated detector to measure how many counts per second it is producing. Then using the exact same set up you do the same at a latter time. You use the two readings and the time between them to determine the half-life. You don’t have to wait exactly a half-life, you can do the math with any significant time difference. Also, you don’t need to know the absolute radioactivity, as long as the set up is the same you only need to know fraction by which it changed.
For radioactive materials with long half-lives that won’t work. Instead you approach the problem differently. You precisely measure the mass of a very pure sample of the radioactive material. You can use that to calculate the number of atoms in the sample. Then you put the sample in a counter that is calibrated to determine the absolute number of disintegrations happening in a given time. Now you know how many of them are disintegrating every second. You use the following equations:
Decays per Second = (Number of Atoms) x (Decay Constant)
Half-life = (Natural Log of 2) / (Decay Constant)
And you can calculate the half-life
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Was John's hypothesis supported or rejected? Use data to discuss this. Which fertilizer worked the best? Explain your answer using data from your table. Which plant did not grow well? Explain your answer using data from your table. Describe how the investigation could be tested further.
a. John's hypothesis that organic fertilizer would make the plants grow taller was not supported.
b. the chemical fertilizer worked the best in promoting plant growth compared to the organic fertilizer and the absence of fertilizer.
c. The plant that did not grow well was the one without any fertilizer.
d. One can further test the investigation by increasing the sample size and repeat the experiment.
How do we calculate?a. Based on the data provided, John's hypothesis that organic fertilizer would make the plants grow taller was not supported but the plant with the chemical fertilizer grew the most.
b. The plant with organic fertilizer showed some growth but was consistently shorter than the plant with chemical fertilizer. The plant without any fertilizer showed minimal to no growth, indicating that fertilizer, whether organic or chemical, is necessary for optimal plant growth.
c. The plant that did not grow well was the one without any fertilizer as it had minimal growth throughout the observation period, with a final height of only 0.2 cm on day 10.
d. Increasing the sample size instead of using only one seed per pot, multiple seeds could be planted in each pot to account for individual variation and enhance the statistical reliability of the results.
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Complete question:ohn had a science fair project that he needed to do. He wanted to test the effects that organic and chemical fertilizers had on plant growth. John predicted that the organic fertilizer would make the plants grow taller. He used three pots, three of the same type of seed, soil, organic fertilizer, chemical fertilizer, water, and a ruler. John put soil in the pots. He added chemical fertilizer to the first pot, organic fertilizer in the second pot, and no fertilizer in the third pot. He then planted one seed in each pot. John had to water the pots daily. He also checked for growth and took measurements for a period of 10 days. He measured the height of the plants.Days No Fertilizer (cm) Chemical Fertilizer (cm) Organic Fertilizer (cm)1 0 0 02 0 0 03 0 0 04 0 0 05 0 0.5 06 0 1.3 07 0 1.9 0.38 0 2.2 1.69 0 4.5 3.210 0.2 5.2 3.8John made a data table to record his measurements.After the 10th day, John observed that the plant with the chemical fertilizer grew the most.Was John's hypothesis supported or rejected? Use data to discuss this. Which fertilizer worked the best? Explain your answer using data from your table. Which plant did not grow well? Explain your answer using data from your table. Describe how the investigation could be tested further.
Given the following pedigree: What is (are) the possible mode(s) of inheritance? I. Autosomal dominant II. Autosomal recessive III. X-linked dominant IV. X-linked recessive (question 25 of 2005 exam)
Based on the information given in the pedigree, we can make the following observations:
The trait appears in every generation, which suggests that it is not X-linked recessive, as this would skip generations if the affected individual is a female.
The trait is seen in both males and females, which rules out X-linked dominant, as this would only affect females (since males inherit only one X chromosome from their mother).
The trait is seen in offspring of affected parents, which suggests that it is not autosomal recessive, as this would require both parents to be carriers of the trait.
The trait does not affect every individual in a generation, which suggests that it is not autosomal dominant, as this would result in all offspring of an affected parent being affected as well.
Based on these observations, the possible mode of inheritance for this trait is X-linked recessive or autosomal recessive (if both parents are carriers). However, without more information, it is difficult to determine the exact mode of inheritance.
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Describe the course of the water cycle which formed in Biosphere 2
The sun warms the ocean surface and other surface water, causing liquid water to evaporate and ice to sublime. It turn directly from a solid to a gas. These sun driven processes move water into the atmosphere in the form of water vapor.
The sun warms the ocean surface and other surface water, causing liquid water to evaporate and ice to sublime. It turn directly from a solid to a gas.
These sun driven processes move water into the atmosphere in the form of water vapor.
Describe two ways that water moves through Earth’s biosphere in the water cycle?Some ways that water moves through the Earth's biosphere in the water cycle evaporation, combustion, decay, and respiration.
Thus, These sun driven processes move water into the atmosphere in the form of water vapor.
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How fast can you answer correct..? How fast can i give you brainliest. Explain Your answer:D// TWO ANSWERS
Answer: chemical energy and kinetic?
Explanation:
Foods are made from chemical energy and since you are eating, you are moving which is kinetic energy?
Which bone contains a midline body and two hornlike cornua for tongue and anterior neck muscle attachment?
The hyoid bone contains a midline body and two hornlike cornua for tongue and anterior neck muscle attachment.
The hyoid bone is a small U-shaped bone. It is located at the front of the neck. It is supposed to bear the weight of the tongue. It also helps in speech and swallowing. These muscles even show movement when swallowing. This happens because of the contraction of the suprahyoid muscle.
The anterior neck is a triangular region surrounded by a number of muscles. It is bounded superiorly by the inferior border of the mandible, laterally by the anterior median of the sternocleidomastoid muscle, and inferiorly by the jugular and clavicular notch of the manubrium.
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An animal lives in century national park, and park rangers want to move it to independence national park. how should the new habitat compare with the current habitat in order for the animal to live there?
a. biotic and abiotic factors in both parks can be different.
b. abiotic factors in both parks should be similar, while biotic factors can be different.
c. biotic factors in both parks should be similar, while abiotic factors can be different.
d. biotic and abiotic factors in both parks should be similar
For the animal to successfully adapt to its new habitat in Independence National Park, both biotic and abiotic factors in both parks should be similar (D).
This means that the animal should be moved to a habitat that has similar temperatures, precipitation levels, soil type, light conditions, and other abiotic factors to its current habitat in Century National Park. Additionally, the new habitat should have similar food sources, predators, and other animals that the animal interacts with in its current habitat.
If the new habitat is significantly different from the current habitat, the animal may have difficulty adapting and surviving, which can lead to population declines and even extinction. By carefully considering both biotic and abiotic factors, park rangers can ensure that the animal is moved to a new habitat that is as similar as possible to its current habitat, which will increase the chances of its survival and success in its new home.
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Type A blood carries:
a. A antibodies, and A antigens
b. A antibodies and B antigens
c. B antibodies and A antigens
d. None of the above
Answer: A
Explanation: Blood A - has A antigens and A antibodies
The liver cells of cats contain 48 chromosomes. After meiosis is complete, how many chromosomes are in the new daughter cells?
O 12
O 24
O 48
O 23
Answer:
Each daughter cell will have 12 chromosomes, half of the parent cell
Explanation:
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