In a 2 allele system, if the allele frequency for "t " is 0.84 , what is the allele frequency for " T " ?
Answers
Answer:
0.16
Explanation:
0.16 = 1-0.84
they are complementary
Related Questions
How do producers obtain their carbon from the environment?
Answers
Answer:
producers go through photosynthesis which happens from the sun giving them the energy they need to obtain carbon.
Explanation:
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How many liters are equivalent to 150 dekagrams
Answers
explain ecosystem deficiency
Answers
Answer:
An ecological deficit occurs when the footprint of a population exceeds the biocapacity of the area available to that population. If there is a regional or national ecological deficit, it means that the region is importing biocapacity through trade or liquidating regional ecological assets.
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A firm's gross profit is $250,000, operating expenses of $102,000, and total revenues of $338,000. What is the firm's operating margin
Answers
The firm's operating margin is 43.79%. Operating margin is a financial metric that indicates the profitability and efficiency of a company's operations.
To calculate the firm's operating margin, we need to determine the operating income and divide it by the total revenues.
Operating Income = Gross Profit - Operating Expenses
Operating Income = $250,000 - $102,000
Operating Income = $148,000
Operating Margin = (Operating Income / Total Revenues) * 100
Operating Margin = ($148,000 / $338,000) * 100
Operating Margin = 43.79%
Therefore, the firm's operating margin is 43.79%.
This means that for every dollar of revenue generated, the firm retains approximately 43.79 cents as operating income.
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Which of the following are mutations* that would allow a phage to grow on a host of E. coli containing the EcoR1 restriction enzyme *if it occured in a phage that was prevented from growing on an E. coli host through because of EcoR1 cleavage Question 6 options: 3' CTTAAG 5' -> 5' GAATTC 3' 3' CCCGGG 5' -> 3' CCCTGG 5' 3' CTTAAG 5' -> 5' GAACTC 3' 3' CTTAAG 5' -> 3' CTAAAG 5'
Answers
The mutation that would allow a phage to grow on an E. coli host containing the EcoR1 restriction enzyme would be the second option: 3' CCCGGG 5' -> 3' CCCTGG 5'.
This mutation changes a single nucleotide and would alter the amino acid sequence of the phage's enzyme, allowing it to cleave the EcoR1 restriction site. This would prevent the host cell from cleaving the phage's DNA and allow for successful infection and replication.
Mutations play a crucial role in evolution and adaptation, allowing organisms to develop new traits and survive in changing environments. Enzymes are essential for many biological processes, including DNA replication, transcription, and translation.
They catalyze chemical reactions and allow for the efficient processing of biological molecules.
Option 3: 3' CTTAAG 5' -> 5' GAACTC 3'
Which of the following are mutations* that would allow a phage to grow on a host of E. coli containing the EcoR1 restriction enzyme *if it occured in a phage that was prevented from growing on an E. coli host through because of EcoR1 cleavage Question 6 options: 3' CTTAAG 5' -> 5' GAATTC 3' 3' CCCGGG 5' -> 3' CCCTGG 5' 3' CTTAAG 5' -> 5' GAACTC 3' 3' CTTAAG 5' -> 3' CTAAAG 5'
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carotenoids need to be converted to their active form before they can be directly used in the body. group of answer choices true false
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True. Carotenoids need to be converted to their active form before they can be directly used in the body.
Carotenoids are a type of pigment found in plants that are important for photosynthesis and also provide health benefits to humans. However, these pigments are not directly usable by the human body, as they need to be converted into an active form called retinoids, which are a type of vitamin A.
The conversion of carotenoids to retinoids occurs in the intestine and is a complex process that requires specific enzymes and conditions. This conversion process is not always efficient, and the extent to which carotenoids are converted into retinoids varies depending on the individual and the type of carotenoid.
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What is the important ingredient in the neutralization buffer and what does it do?
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The important ingredient in a neutralization buffer is a base, usually sodium hydroxide (NaOH) or potassium hydroxide (KOH). The purpose of the neutralization buffer is to adjust the pH of a solution to a neutral level (around pH 7) by neutralizing any excess acid present.
When an acid and a base react, they undergo a chemical reaction called neutralization, resulting in the formation of water and a salt. The base in the neutralization buffer reacts with the acid, effectively neutralizing its acidic properties and increasing the pH of the solution. This is important in various biological and chemical processes where maintaining a specific pH is critical for optimal functioning. The neutralization buffer helps maintain a stable pH environment, allowing for accurate and consistent experimental results or suitable conditions for specific reactions to occur.
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20 points
a student carried out an experiment to determine how different concentrations of sucrose solution will affect osmosis. the student set up dialysis tubing bags of different sucrose concentrations. then the student massed the bags, placed them in beakers of distilled water for thirty minutes, and then removed the bags. the masses were taken again and the percent change for each bag was calculated. the results were graphed and are shown here. which statements best summarize the experimental data. choose all that apply.
a. low sucrose concentrations caused more water to move out of the bags
b. high sucrose concentrations cause more water to move out of the bags
c. low sucrose concentrations caused more distilled water to move into the bags.
d. high sucrose concentrations caused more distilled water to move into the bags.
e. there is a correlation between sunrise concentration in the bag and the rate of osmosis in the bag.
Answers
The inference is that high sucrose concentrations caused more distilled water to move into the experimental bags.
What is osmosis?It is the movement of water molecules from the region of high water potential (low solute concentration) to the region of low water potential (high solute concentration) through a selectively permeable membrane.
Thus, the higher the concentration of sucrose in the bag, the lower the water potential, and the more water molecules move into the bag.
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Answer:
D and E
Explanation:
Taking it rn, Hate test prep
explain what you think would happen in a cell if its dna did not have any telomeres.
Answers
If the DNA of a cell does not have any telomeres, the cell would undergo senescence.
Telomeres аre the protective cаps locаted аt the end of the chromosomes. They аre composed of repetitive nucleotide sequences аnd hаve а criticаl role in preserving the genomic integrity of the cell. Telomeres become shorter аs the cell divides, аnd eventuаlly, when they become too short, they trigger the process of senescence or аpoptosis (cell deаth).
Telomeres serve аs а buffer zone to preserve genetic informаtion by protecting the coding regions of DNА from degrаdаtion аnd mаintаin stаbility. Without telomeres, the chromosomes would be lost or fused together, leаding to DNА dаmаge, which cаn result in cаncer or cell deаth. The length of the telomeres is аn essentiаl indicаtor of cellulаr аging аnd the cell's аbility to divide, аnd their integrity must be mаintаined to ensure proper cell function.
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Based on the cell theory, which of the following is true?
A) Large organisms have fewer cells than small organisms.
B) Small organisms have smaller cells than large organisms.
C) All living things are made of more than one cell.
D) New cells are produced from old cells.
Answers
Answer:
D.
Explanation:
As part of reproduction, the old cell splits up and makes a new one.
Answer:
D
Explanation:
On average, 10% of the energy from one trophic level is available to the next level. Approximately what percentage of energy is available to the lions (tertiary consumers) in the ecosystem represented in Figure 1 (assuming the primary producer level represents 100% of the energy)? Show your work to justify your answer.
Answers
Answer:
they will get 70%
Explanation:
the amount of energy that is transferred from one level to the next is 10% so you would subtract 10 from each one, and starting from 100-- 90, 80, 70
Although fossils had been recognized as extraordinary objects since ancient times, it was only through the work of __________________ that they came to be generally accepted as mineralized remains of exotic ancient life forms
Answers
Soviet scientist Ivan Efremov
Taphonomy is a study of how organisms decay and fossilize or are preserved in paleontological records. The term taphonomy (from Greek Taphony, τάφος "funeral" and Nomos, νόμος "law") was introduced into paleontology by the Soviet scientist Ivan Yefremov in 1940. From the biosphere to the lithosphere,
Fossils are the remains or traces of ancient life preserved through natural processes, from magnificent skeletons to small shells.
Fossils are formed in a variety of ways, but most fossils are formed when plants and animals die in an aquatic environment and are buried in mud or silt. As a result, soft tissue is quickly destroyed, leaving hard bones and shells. Over time, sediments accumulate on top and solidify into rocks.
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Describe the difference in MPS (and hypertrophy) with overfeeding in an untrained/obese group compared to a group of trained individuals.
Answers
In an untrained/obese group, overfeeding can lead to an increase in muscle protein synthesis (MPS) and hypertrophy, but the response may be blunted compared to a group of trained individuals.
Trained individuals generally have a higher baseline level of MPS and muscle mass, which may limit the extent of MPS and hypertrophy in response to overfeeding.
In an untrained or obese group, overfeeding can provide an excess of nutrients, including protein, which can stimulate MPS and promote muscle hypertrophy. However, several factors may affect the response to overfeeding in this group. Untrained individuals may have lower baseline levels of MPS and muscle mass compared to trained individuals, which can limit the potential for substantial increases in MPS and hypertrophy.
Additionally, obesity is associated with metabolic dysregulation, such as insulin resistance and chronic inflammation, which can negatively impact muscle protein metabolism. These metabolic disturbances can impair the anabolic response to overfeeding and limit the extent of MPS and hypertrophy.
On the other hand, trained individuals who regularly engage in resistance exercise have already established a higher baseline level of MPS and muscle mass. Their muscles are more sensitive to the anabolic stimuli of overfeeding and may exhibit a greater response in terms of MPS and hypertrophy. Trained individuals also tend to have better metabolic health, which can further enhance the muscle protein synthesis response to overfeeding.
In summary, while both untrained/obese individuals and trained individuals may experience increases in MPS and hypertrophy with overfeeding, the response in the untrained/obese group may be blunted due to lower baseline levels of MPS, metabolic dysregulation, and impaired muscle protein metabolism. Trained individuals, with their higher baseline levels of MPS and muscle mass, may exhibit a more pronounced response to overfeeding in terms of MPS and hypertrophy.
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One difference between photosynthesis and cellular respiration is that cellular respiration:
Answers
The main difference between photosynthesis and cellular respiration is that photosynthesis is an anabolic process, where the synthesis of organic compounds occurs, storing energy whereas cellular respiration is a catabolic process, where the stored organic compounds are utilized, producing energy.
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please explain:
What is a mutation?
What effects can mutations have on an organism?
Are most mutations harmful or harmless?
thanks!!
Answers
Answer:
Mutations are when the RNA makes a mistake copying the DNA and causes genes to 'accidentally' change.
Mutations can do anything from accidentally changing hair or skin color to causing dangerous diseases.
Only a small percentage of mutations cause genetic diseases. Most of them are harmless.
which explanation below is best for the following statement? since rna is single-stranded, it does not have complementary base-pairing as part of its structure. the statement is true because single-stranded nucleic acids have no complementary strand to base-pair with. the statement is false because single-stranded nucleic acids can base-pair with their dna template. the statement is true because only dna can base-pair with dna. the statement is false because single-stranded nucleic acids may have intra-strand complementarity and base-pair within themselves. the statement is false because rna would have base-pairing as part of its structure but it has no complementary strand to base-pair with.
Answers
The best explanation for the statement "since RNA is single-stranded, it does not have complementary base-pairing as part of its structure" is: the statement is false because single-stranded nucleic acids may have intra-strand complementarity and base-pair within themselves.
RNA molecules can form secondary structures through base pairing within their own strand, which allows them to fold into complex shapes and perform their biological functions. While RNA does not have a complementary strand like DNA, it can still form base-pairing within its own single strand, creating secondary and tertiary structures.
While it is true that single-stranded nucleic acids have no complementary strand to base-pair with, this does not mean that they cannot base-pair at all. Therefore, the third and fourth explanations are incorrect. The last explanation is also incorrect because RNA does have base-pairing as part of its structure, but it does not require a complementary DNA strand to do so.
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Which of the following is the most important factor limiting population growth under the logistic growth model? Per-capita birth and death rates The size of the population The carrying capacity of the environment Changes in abiotic conditions
Answers
Under the logistic growth model, the most important factor limiting population growth is "the carrying capacity of the environment".
The carrying capacity refers to the maximum number of individuals that a given environment can sustainably support over a long period of time, taking into account the availability of resources and other factors that influence population growth.
As a population approaches its carrying capacity, competition for resources increases, and per-capita birth and death rates may change.
However, the carrying capacity ultimately determines the maximum population size that can be sustained in the long run.
Changes in abiotic conditions, such as temperature or precipitation, can certainly affect population growth, but these factors are typically considered to be outside of the control of the population itself and are thus not typically included in models of population growth.
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is Turner syndrome an autosomal recessive gene?
Answers
Answer:
No, it's dominant.
Explanation:
It is an autosomal dominant genetic disorder and is not a chromosomal disorder.
Answer:
NO!
Explanation:
It is an autosomal dominant genetic disorder and is not a chromosomal disorder. Turner syndrome (TS), sometimes referred to as congenital ovarian hypoplasia syndrome, is a genetic disorder. It is the most common sex chromosomal abnormality affecting girls and women. More specifically, it's a problem with one of the two X chromosomes -- the thread-like structures inside cells that are made of DNA.
What are the possible blood types of a baby with a mom who is heterozygous for blood type A and a dad with type O?
Answers
Answer:
A & O group
Explanation:
Dad will be having io io allele and mom will be having ia io
The possible blood types for the baby are either A or O, with equal likelihood of 50% for each.
What is blood type?A classification system called blood type explains whether or not specific antigens are present on the surface of red blood cells. Each of the four major blood types—A, B, AB, and O—has distinct antigen markers.
A and O are the two possible blood types for a child whose mother is heterozygous for blood type A (genotype AO) and whose father has type O (genotype OO).
A baby has a 50% chance of acquiring the A allele from the mother and a 50% chance of inheriting the O allele from the father because each parent gives one of their two blood type genes to their offspring.
Baby with blood type A inherits the A allele from the mother and the O allele from the father (genotype AO).
The child will have blood type O if both parents carry the O allele (genotype OO).
Therefore, the possible blood types for the baby are either A or O, with equal likelihood of 50% for each.
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“Water covers 75 percent of Earth. 97 percent of water on Earth is salt water. Only 3 percent of water is available as fresh water, but most of this water is locked up in solid glaciers and polar ice caps.” Based on this information, which is the best approximation of the amount of water on the planet that is available for animals to drink? 1 percent 3 percent 10 percent 75 percent
Answers
Answer:
Only about 1%
Explanation:
According to the given condition, the earth is comprised of nearly 75% of water and only 25% of land.
Out of this total amount of water on earth, the water in the oceans and seas makes up 97% of it that are saline and not good for drinking purpose. The remaining 3% of water includes the fresh water such as the glaciers and ice caps on earth, groundwater and others.
Out of this total fresh water, only about 1% of water is available for drinking, which covers significantly very less amount of water on the entire earth.
why decomposers play an important role in ecosystem
Answers
Answer:
They break down the bodies of dead organisms, to return the nutrients back into the soil
Answer:
They break down the bodies of dead organisms, to return the nutrients back into the soil
Explanation:
Define the
difference between endangered
species and extinction
Answers
Answer:
endangered species means ths animals are going to be extinct extinction means the they are already dead
Name 2 tropophyte plants
Answers
Answer: Rose plants, Santan plant
Explanation:
I learned this in AP Biology class! I hope you find it helpful!
Answer:
Pineapple.
Oleander.
Explanation:
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Chemical bonds are broken in which molecules?
Answers
Which base in an anticodon will pair with the base adenine in a codon?.
Answers
Answer:
In an anticodon the base that will pair with the base adenine in a codon is uracil.
Explanation:
Onepage review on why understanding gas and vapors in a work setting is important and what we can do in our workplace to prevent accidents with gases and vapors.
Answers
Understanding gas and vapours in a work setting is incredibly important for workplace safety. Gas and vapours can contain noxious substances that, if exposed to, can lead to serious injury or health implications.
In order to prevent such accidents, employers must perform risk assessments in order to assess and identify any areas of risk and put in place control measures to limit them. If gas and vapours are used onsite, then suitable ventilation and extraction systems should be in place.
Employers should also ensure that their staff are aware of the potential risks associated with such substances and provide adequate training and instruction in how to work safely. Finally, employers should also check that any necessary personal protective equipment is provided and communications are in place to be able to notify relevant emergancy responders in case of an accident.
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Why does candle Q extinguished after a few minutes? *
Answers
Answer:
flame was extinguished after a few seconds because the jar keeps oxygen from the outside from getting in.
Explanation:
Running out of oxygen makes the flame go out.
What is the primary environmental consequence of
continual use of non-renewable energy sources?
A. increase in deforestation
B. disturbance in the aquatic habitat
C. resources become hard to replace
D. reduction of greenhouse gases in the atmosphere
PLEASE HELP FAST, I HAVE 20 MINUTES LEFT…!
Answers
Answer:
C.
Explanation:
7. Since the allele for color blindness is located on the X chromosome, color
blindness
1 cannot be inherited
2 occurs only in adults
3 is sex-linked
4 none of the above
(HELP ME PLEASEEE!)
Answers
Hemophilia A and red-green color blindness are examples of X-linked recessive diseases. Color blindness to red and green. Red-green color blindness prevents a person from recognizing red and green hues (usually blue-green). Otherwise, though, they can see normally. Thus, option C is correct.
What allele for color blindness located on X chromosome?Females have two X chromosomes, while males have one X and one Y chromosome. The X chromosome is where the genes that might cause red-green color blindness are handed down. Men are more likely than women to have red-green color blindness, since it is X-chromosom-inherited.
One of the most prevalent genetic (inherited) disorders in the world is color blindness, which means it is typically inherited from your parents.
Therefore, the allele for color blindness is located on the X chromosome, color blindness is sex-linked.
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What is the direction of the moving force of air? Responses
Answers
Answer:
Explanation:
The pressure gradient causes the air to move horizontally, forcing the air directly from a region of high pressure to a region of low pressure. The Coriolis force deflects the direction of the flow of air and causes the air to flow parallel to the isobars.
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