if the heterozygous phenotype is intermediate between those of the two different homozygotes, this is called a. codominance b. independent assortment c. recessive d. dominant
Answers
The term for a heterozygous phenotype that is intermediate between those of the two different homozygotes is called codominance (option a).
When the heterozygous phenotype shows an intermediate between those of the two different homozygotes, it means that both alleles are expressed equally in the phenotype, which is called codominance. In contrast, dominant and recessive traits only show one allele expressed in the phenotype, while independent assortment refers to the random segregation of alleles during meiosis.
In this scenario, both alleles are expressed equally in the heterozygote, resulting in a phenotype that is a blend of the two homozygous phenotypes.
The heterozygous phenotype is the same as the dominant phenotype, in case the alleles show complete dominance. Contrastingly, in incomplete dominance, a heterozygous phenotype is produced, which lies between the recessive and dominant phenotype.
Therefore, the correct answer is option is a. codominance.
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Related Questions
Imagine you are standing in a field and you see a group of butterflies. You notice that the butterflies are not identical to each other even though they are all from the same species and the same population. One day you notice an individual that looks noticeably different from the other butterflies in the population. This difference allows the butterfly to escape predation more efficiently than other butterflies in the population.
How might this trait have arisen in the individual?
Answers
A trait that allows a butterfly to escape predation more efficiently might have arisen in an individual from the same species and population.
The trait may have arisen in the individual through genetic variation. Genetic variation refers to differences in DNA sequences among individuals of the same species. In this case, the individual butterfly may have had a genetic mutation or variation that resulted in the physical difference that allowed it to escape predation more efficiently. This trait may have been beneficial for survival and reproduction, allowing the individual to pass on this advantageous trait to its offspring. Over time, if this trait is favored by natural selection, it may become more common in the population, resulting in genetic evolution.
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a cross between true-breeding vestigial and sepia flies leads to a uniform wildtype f1 generation. which genotype in the f2 generation causes a phenotype that occurs at a fraction of 3/16?
Answers
vg/vg, se/se+ and vg+/vg+, se/se genotype in the f2 generation causes a phenotype that occurs at a fraction of 3/16.
Phenotype refers to an organism's morphology, or its physical form and structure, as well as its physiological and biochemical characteristics, behavior, and the outcomes of that behavior. The genotype, or the expression of an organism's genetic code, and the impact of environmental circumstances are the two fundamental components that determine an organism's phenotype. Both elements could interact, which would further impact phenotypic. The term "polymorphic" refers to a species that has two or more distinct phenotypes that coexist in the same population.
The genotype is the mirror of the phenotype, hence during genetic crosses the phenotype help to predict the genotype.
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Is someone really good in biology? If so can someone please help me with this I’m struggling with it!!
Answers
1. Replicated DNA code will be: TAA CGTGAT; 2. mRNA codons are therefore: UAA CGU GAU ; 3. tRNA anticodons are: AUU CGC CUA; 4. Amino acid sequence is: Stop - Arg - Asp
What is codon?Sequence of three consecutive nucleotides in DNA or RNA molecule that codes for specific amino acid is called as codon.
Assuming the original DNA code is the template strand, the replicated DNA code will be:
TAA CGTGAT
To determine the mRNA codons, we need to transcribe DNA code into mRNA by replacing T with U: UAA CGUGAU
mRNA codons are therefore: UAA CGU GAU
The anticodon for UAA is AUU, which pairs with the codon UAA via complementary base pairing. The anticodon for CGU is GCA, which pairs with the codon CGU via complementary base pairing. The anticodon for GAU is CUA, which pairs with the codon GAU via complementary base pairing.
Therefore, tRNA anticodons are: AUU CGC CUA
To determine the amino acid sequence, we need to use genetic code to translate the mRNA codons into their corresponding amino acids.
UAA = Stop codon
CGU = Arginine (Arg)
GAU = Aspartic acid (Asp)
Therefore, amino acid sequence is: Stop - Arg - Asp
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Marco has experienced extreme fatigue (tiredness) lately. He eats three balanced meals each day and exercises 2-3 times per week on his Peloton bike. He gets 7-8 hours of sleep each night, but just can’t seem to stay awake during the day. Which organelle is most likely causing Marco’s problems?
Answers
Given the symptoms shown by Marcos, we can infer that the organelle that may be causing his problems is the mitochondria.
The mitochondria are one of the most famous and important organelle within a cell. Found in most eukaryotic cells, they are the organelle responsible for most of the energy production of a cell, and throughout the cells of the body, they become responsible for the energy production of the organism. This is the origin of its famous "Powerhouse of the cell" title. Mitochondria produce energy in the form of ATP.
ATP is a molecular compound necessary for most of the reactions that take place in a cell. It is so common as a requirement for any cellular activity that ATP is known as the "molecular currency". Marcos is said to be experiencing chronic fatigue, which is a symptom of mitochondrial disease. When the mitochondria of an organism's cells are not functioning as they should be, the cells do not have the energy needed to perform basic functions.
In reaction to this, the body sends signals to the brain to go to sleep, which minimizes energy consumption by slowing down the metabolic processes which require ATP and thus gives the body time to produce more energy. For these reasons, we can conclude that the fatigue and problems Marcos is experiencing are due to mitochondrial disease.
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why are metals useful and what are some of their uses?
Answers
Answer:
Why are metals useful:
Metals are very useful materials. Metals have many properties, such as strength, toughness, and stiffness. When heated, metals can be shaped into anything from a tiny paperclip to a huge aircraft. They are also good conductors of electricity and heat, which makes them useful for electrics and cooking pans.
What are some of their uses:
As metals are good conductors of electricity, they are used to making wires and parts for equipment and gadgets that function on electrical current.
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Why should Brownian motion increase the longer you observe a hanging drop or wet mount preparation?
Answers
Brownian motion refers to the random movement of small particles suspended in a liquid or gas due to the collisions with molecules. In a hanging drop or wet mount preparation, the particles are in constant motion due to the thermal energy of the surrounding liquid.
As the observation time increases, the particles will experience more collisions, leading to an increase in Brownian motion. This increase in motion is due to the accumulation of random forces acting on the particles, making them move more vigorously. Furthermore, as the observation time increases, the particles may also encounter a wider range of conditions, leading to greater variability in their motion. Overall, the longer the observation time, the greater the accumulation of collisions and forces, leading to an increase in Brownian motion.
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population of bacteria is growing according to the equation P(t)=1000e0.12t, where P(t) is the population and t is the time in hours. Estimate when the population will reach 5000 . Round to the tenths. Provide your answer below:
Answers
The estimated time it will take for the population to reach 5000 bacteria is approximately 13.4 hours.
To estimate when the population will reach 5000 bacteria, we can set up the equation P(t) = 5000 and solve for t.
The given equation for population growth is P(t) = 1000e^(0.12t). To solve for t, we can substitute 5000 for P(t):
5000 = 1000e^(0.12t)
To isolate the exponential term, we can divide both sides of the equation by 1000:
5 = e^(0.12t)
Next, we can take the natural logarithm (ln) of both sides to remove the exponential:
ln(5) = ln(e^(0.12t))
Using the property of logarithms, ln(e^(0.12t)) simplifies to 0.12t:
ln(5) = 0.12t
Now, we can solve for t by dividing both sides by 0.12:
t = ln(5) / 0.12
Using a calculator, we find that ln(5) is approximately 1.6094. Dividing this by 0.12 gives us an approximate value for t:
t ≈ 1.6094 / 0.12 ≈ 13.4117
Rounding to the tenths place, the estimated time it will take for the population to reach 5000 bacteria is approximately 13.4 hours.
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what can you determine about animal cell from its shape?
Answers
oml that cat is so cute!!!! Animal cells come in many different shapes and sizes. The shapes of cells have evolved to help them carry out their specific function in the body, so looking at a cell's shape can give clues about what it does.
Due to the antiparallel nature of the dna double helix, _________.
Answers
The antiparallel nature of the DNA double helix is responsible for the opposing direction of replication.
DNA replicationThe DNA is made up of two strands that are antiparallel to each other. One is in a 5' to 3' direction while the other is in a 3' to 5' direction.
The replication process can only proceed in 5' to 3' direction only.
Consequently, one strand at a replication fork is synthesized in the direction of the fork, while the other is synthesized in the opposite direction away from the fork.
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What is the smallest unit of life?
O an atom
O a strand of hair
O a thought
O a cell
Answers
Answer:
Its an atom
Explanation:
A strand of hair is made of atoms, a thought is just something you think of its not physical, and a cell is made from atoms.
Hope it helps!
when a plant wilts, the stomata close. how does this help the plant?
Answers
The closure of a plant's stomata will retain water when the plant becomes dehydrated and wilts.
Two guard cells surround each stoma, a small pore or hole, and they expand and contract to close and open the stoma. The carbon dioxide content and the plant's water balance act as two controls on the opening and shutting of the stomata.
Guard cells inflate and bend as a result of water entering them through osmotic movement. The holes are opened by the guard cells expanding. Through open stomata, the plant absorbs carbon dioxide for use in photosynthesis. Through open stomata, oxygen and water vapor are also expelled back into the atmosphere.
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In the sample of water, there are 100 atoms of oxygen and 200 atoms of hydrogen. How will the mass of oxygen compare to the mass of hydrogen?
Answers
Answer:
The ratio of the mass of an oxygen atom to the mass of a hydrogen atom is therefore approximately 16:1. If we have 2 atoms of each element, the ratio of their masses is approximately 32:2, which reduces to 16:1—the same ratio.
The mass of oxygen compared to the mass of hydrogen is approximately 16:1.
What is a chemical reaction?
There are several types of chemical reactions depending on the reaction mechanisms: combination, single-displacement, double-displacement, combustion, decomposition, combustion and redox reactions.
Thus, 16:1 is the answer.
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This is made from weakened virus particles, that cause the body to build up a defense before you get an infection.
Answers
Answer:
live attenuated vaccine
Explanation:
The correct answer would be a live attenuated vaccine.
Vaccines are made from weakened/inactivated pathogens or their toxins and when they are administered to the body, they stimulate the body's immune system to produce antibodies that tend to persist and tackle any future invasion of the body by the pathogen.
Vaccines can be an inactivated ones if they are made from inactivated pathogens, they can be live attenuated if they are made from a weakened or attenuated version of the pathogen, or toxoid vaccine if they are made from toxins of the pathogen. Other forms of vaccines include mRNA vaccines, conjugate vaccines, and viral vector vaccines.
what is science?????
Answers
Answer:
Science is the study of nature around us.
Answer:
As scientist discovered that Science is the method of learning everything about the natural world.
Which statement accurately describes binary star systems?
They have more than two stars.
They have stars that are always visible.
They include large groups of stars.
They have stars that might appear to wobble.
Answers
Answer:
The correct answer is D.They have stars that may appear to wobble.
Explanation:
Binary star - Wikipediaen.wikipedia.org › wiki › Binary_star
''Astronomers have discovered some stars that seemingly orbit around an empty space. Astrometric binaries are relatively nearby stars which can be seen to wobble around a point in space, with no visible companion. The same mathematics used for ordinary binaries can be applied to infer the mass of the missing companion''
-Wikipediaen.wikipedia.org › wiki › Binary_star
-Edge 2021
Iv'e done this one before.
Some commonly look like this:
Answer: The answer is D
:)
Explanation:
:)))))))))))))))))))))))))))))))))))) big man :)))))))))))))))))))))))))))))))))))
Breast Self-Examination At the community education program, Chandra learns that breast self-exam (BSE) is best performed 7 days after the start of the menstrual flow when the breasts are least engorged and tender. Since Chandra had a hysterectomy 5 years ago, she does not have periods. She asks the nurse if she still needs to perform BSE, and if so, when
Answers
Breast self-examination (BSE) is an important practice for early detection of breast abnormalities.
Although it is typically recommended to perform BSE 7 days after the start of the menstrual flow when the breasts are least engorged and tender, Chandra, who had a hysterectomy 5 years ago and does not have periods, wonders if she still needs to perform BSE and if so, when.
In Chandra's case, since she does not have menstrual cycles, the timing for performing BSE may be a bit different. It is still recommended for Chandra to perform BSE regularly, but she can choose a specific day of the month that works best for her. This could be the first day of every month or any other consistent day that is easy for her to remember.
The important thing is to perform BSE at the same time each month to establish a routine. This allows Chandra to become familiar with the normal look and feel of her breasts, making it easier to notice any changes or abnormalities that may occur.
During the self-examination, Chandra should carefully examine her breasts using the pads of her fingers in a circular motion. She should cover the entire breast area, including the underarm and collarbone areas. By doing this, Chandra can feel for any lumps, thickening, or changes in texture. Additionally, she should observe for any changes in breast size, shape, or appearance, as well as any nipple discharge or skin abnormalities.
If Chandra notices any concerning changes during the self-examination, it is important for her to seek medical attention promptly. A healthcare professional can evaluate the changes and determine whether further tests or evaluations are necessary.
Remember, breast self-examination is just one aspect of breast health. It is also recommended for Chandra to undergo regular clinical breast exams and, depending on her age and risk factors, mammograms as well. These additional screenings can help ensure early detection and intervention if needed.
In summary, even though Chandra does not have periods, she should still perform breast self-examination. She can choose a specific day of the month to perform the examination and should maintain a consistent routine. Regular self-examinations, along with clinical breast exams and mammograms, can help in detecting any breast abnormalities early.
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Use the drop-down menus to identify the organelles labeled on the animal cell to the right.
Label A
Label B
Label C
Label D
The parts of an animal cell are labeled. Part A is shaped like a bean with folds inside. Part B is the center of the cell. Part C is a small circle floating in the cell. Part D is the outside layer of the nucleus
Answers
Label A corresponds to the mitochondria, which is the powerhouse of the cell responsible for generating ATP energy through cellular respiration. Label B corresponds to the nucleus, which contains the cell's genetic material and controls cellular functions.
Since I cannot see the actual image or use drop-down menus, I will provide you with the descriptions and functions of the organelles based on your given descriptions.
Label A: This bean-shaped organelle with folds inside is likely the mitochondrion. The mitochondrion is responsible for producing energy (ATP) through cellular respiration.
Label B: The center of the cell is typically the nucleus. The nucleus contains genetic material (DNA) and controls the cell's activities by regulating gene expression.
Label C: A small circle floating in the cell might be a lysosome. Lysosomes contain enzymes that break down waste materials and cellular debris.
Label D: The outside layer of the nucleus is called the nuclear envelope. It is a double membrane that surrounds and protects the nucleus, controlling the passage of substances in and out of the nucleus.
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A rich variety of genetic material in an ecosystem
Answers
4. increase the chances that some organisms will survive change. The diversity of all living things, including the various types of plants, animals, and microorganisms.
As well as the genetic material they carry and the ecosystems they generate, is known as biodiversity.
Three layers are typically used to examine biodiversity: genetic diversity, species diversity, and ecological diversity. The complexity of life on Earth is a result of the interaction between these three levels.
Saving habitats and ecosystems rather than attempting to save a single species is the greatest method to conserve biodiversity.
One endangered species, such as the blue whale, bilbies, or koala, is the focus of several high-profile conservation projects. But no living thing exists in isolation. If a species is endangered, its habitat probably suffers from similar threats.
The complete question is:
A rich variety of genetic material in an ecosystem will:
1. reduce the biodiversity of the ecosystem
2. decrease the carrying capacity of the ecosystem
3. reduce the likelihood of future medical discoveries
4. increase the chances that some organisms will survive change.
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Which could increase the amount of greenhouse gases in
the atmosphere?
O A. planting trees in areas that have been deforested
B. reducing the use of gasoline-powered vehicles
C. burning coal to produce electricity
O D. creating wind farms in desert areas
Answers
Answer:
C. Burning coal to produce electricity
burning coal to produce electricity
L
Before two strands of a DNA molecule can separate, the bonds between the
a. phosphates
ribose molecules
b. base pairs
alleles
Please select the best answer from the choices provided
C
D
C.
d.
Mark this and return
Next
must be broken.
Answers
Answer:
Explanation:
A chromosome is one continuous DNA molecule. Within this molecule are thousands of sections called "genes" that are spread out and code for proteins. Which genes a person has determines which...
Post-puberty hypersecretion of growth hormone from the anterior pituitary gland:_________
Answers
Post-puberty hypersecretion of growth hormone from the anterior pituitary gland
Acromegaly
The planets in our solar system revolve around the Sun. One revolution is considered to the one year. Year length varies for each planet. The planets DO have one thing in common though. What do they have in common?
A) Day length is the same for all.
B) Their orbits are elliptical in shape.
C) All the planets are solid, orbiting bodies.
D) The force of gravity is constant throughout the solar system.
Answers
Answer:
i think letter D.
Explanation:
correct me if im wrong
The rest of the answers don’t fit because day length, how solid they are, and the force of gravity vary throughout the plantes.
Is the force that pulls you to the outside while rounding a curve
Answers
The force that pulls us to the outside while rounding a curve is known as Centrifugal force
which acts away from the centre
what is one explanation for the dramatic gender gap in political positions of power?
-Steadfast prejudice against women holding powerful positions still exists.
-Women's natural femininity disqualifies them for political office. -American women do not want to be in positions of political power. -The structure of power in American politics is misunderstood
Answers
The explanation for the dramatic gender gap in political positions of power is Steadfast Prejudice against women holding powerful positions still exists. The structure of power in American politics is misunderstood. It is wrong to assume that natural femininity disqualifies women from political office because it is baseless.
While it is true that some women are not interested in holding political positions, it is an oversimplification to claim that American women do not want to be in positions of political power. Steadfast prejudice against women holding powerful positions still exists in American politics, and that is one explanation for the dramatic gender gap in political positions of power.
Another explanation for the gender gap in political positions of power is that the structure of power in American politics is misunderstood. This is a complex issue, but it is clear that the current system is not designed to facilitate the inclusion of women in positions of power. Women's interests and experiences are often marginalized and ignored in political decision-making, and this can make it difficult for them to gain political power.
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when you performed the dna extraction, what kind of solution did you 1st add to the eppendorf tube containing the swabbed cheek cells?
Answers
When performing the DNA extraction process, the first solution added to the Eppendorf tube containing the swabbed cheek cells is a lysis buffer .
DNA extraction is the process of isolating DNA from cells or tissues, and lysis buffer is the most commonly used reagent for this procedure. Lysis buffer is a chemical solution that contains a detergent that breaks down the cell membranes of the cheek cells and releases the DNA into the solution.
The lysis buffer also contains a protease that degrades the proteins in the cell to facilitate DNA isolation. When performing DNA extraction, an Eppendorf tube containing the swabbed cheek cells is first mixed with lysis buffer.
After mixing, the tube is incubated at a certain temperature for a certain period to release the DNA from the cells. The DNA is then separated from other cellular components by various methods, such as precipitation, centrifugation, or filtration.
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Suggest a rule that geologists should follow when they date rocks based on the radiometric ages of crystals inside the rocks. don't date crystals in sedimentary rocks. Make sure crystals formed at same time as rock.
Answers
When geologists are dating rocks based on the radiometric ages of crystals inside them, it is important to follow a specific rule to ensure accurate results.
One important rule is to avoid dating crystals in sedimentary rocks. This is because sedimentary rocks are formed from the accumulation of sediments, which may contain crystals that are much older than the rock itself.
Instead, geologists should focus on dating crystals that are found in igneous or metamorphic rocks, which are formed from the cooling and solidification of magma or from the transformation of existing rocks under heat and pressure.
Additionally, it is important to ensure that the crystals being dated formed at the same time as the rock itself, as this will provide the most accurate age estimation.
By following these rules, geologists can more accurately determine the ages of rocks and gain valuable insights into the Earth's history and geological processes.
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What is the best definition of plot? A. Who is in the story B. Where the story takes place C. What is happening in the story D. When the story takes place
Answers
Answer: C. What is happening in the story is the best definition of plot.
Explanation: I hope this helps!
Which of the following is NOT a type of wetland?
a: marsh
b: bog
c: swamp
d: pelagic
Answers
Explanation:
i have no clue, but good luck, hopefully you pass the test
What chicken (hen) lays the biggest and most eggs per year?
Answers
Answer:
White Leghorns
Explanation:
The hen who lays the biggest and most per year are the White Leghorns. They often lay to 250-280.
Answer:
I believe it is a white Leghorns.
But im nott sure.
Dextrans are polysaccharides produced by some bacteria. They are polymers of α-D-glucose linked by α(1 → 6) glycosidic bonds, with frequent α(1 → 3) branching. Choose the correct portion of a dextran, including one branch point. Dextrans are polysaccharides produced by some bacteria. They are polymers of -D-glucose linked by (1 → 6) glycosidic bonds, with frequent (1 → 3) branching. Choose the correct portion of a dextran, including one branch point.
Answers
Answer:
This question is incomplete
Explanation:
This question is incomplete, however the question seeks to test the students ability to identify a dextran. The question already gives a brief description of a dextran hence the attachment provides a visual representation of what has been described in the question.
Dextrans are polysaccharides made up of individual glucose units (monomers) that are joined together by α(1 → 6) glycosidic bonds (as seen in the second diagram of the attachment); i.e the C-1 (illustrated as α-1 in the attachment) of one glucose unit is linked to the C-6 (illustrated as α-6 in the attachment) of another glucose unit by glycosidic bond. These dextran polymers are also characterized by branches from α(1 → 3) [as seen in the second diagram of the attachment]; i.e the C-1 (illustrated as α-1 in the attachment) of the branch glucose molecule is attached to the C-3 (illustrated as α-3 in the attachment) of a glucose unit in the polymer chain of the dextran.
