In humans, the ability to taste the bitter chemical PTC is controlled by a single gene. The tasting gene (T) is dominant to the non-tasting gene (t).
Which of the following genotypes is correctly labeled?
Choose 1 answer:
A
tT - heterozygous recessive
B
Tt - hom0zygous recessive
C
TT - hom0zygous dominant
D
tt - heterozygous dominant

Answers

Answer 1
Answer: TT - hom0zygous dominant

Hope this helped! :)
Answer 2

Answer:

CORRECT (SELECTED)

TT - homozygous dominant

Explanation: Individuals with two tasting alleles are homozygous dominant.


Related Questions

What part of the cell cycle is represented by the picture labeled as steps 2-4?

Answers

Answer:

Does your bio textbook show you?

A list of different ions is shown. Which combination of ions will result in an ionic bond?
Na+
02-
S2
F
SO
NaF
NaO2
LiNa

Answers

Answer:

NaF

Explanation:

NaF is an ionic compound because Na gives an electron to F, causing it to become Na+ and F to become F-

Why do hydrogen atoms form a molecule but helium atoms do not?

Answers

Answer:

Explanation:

In terms of old school electron shells - One Hydrogen atom on it's own has an empty shell, and therefore to fill the shell it needs another electron. In the case of Helium, it already has two electrons at the same energy level - so it cannot accept any new electrons i.e. it cannot form new bonds.

Answer:

Hydrogen atoms can form a molecule as 2 hydrogen atoms together can result in a low energy combination of 2 electrons of the same energy level.

Explanation: Helium atoms already have 2 electrons of the same energy so therefore it cannot accept more.

How
many ATP are created by fermentation?

Answers

Answer:

2 ATP

Explanation:

Fermentation begins with glycolysis which breaks down glucose into two pyruvate molecules and produces 2 ATP

Answer:

2 ATP

Explanation:

I agree

Summarize the path of an oxygen molecule from the nose to the bloodstream the​

Answers

Answer:

The oxygen molecule passes through the wall of the alveoli and enters inside tiny blood vessels called capillaries where exchange occurs.  A protein called hemoglobin in the red blood cells then carries the oxygen around your body.

Explanation:

Which of these molecules would form a single covalent bond?





Group of answer choices

Na3N


NaCl

KCl

Cl2

Answers

Answer: Cl2

Explanation:

What is the function of root hair cell?

Answers

They have three major jobs: absorbing water and minerals, anchoring and supporting the plant, and storing food. Absorbing water and minerals: Thin-walled epidermal cells and root hairs are well suited to absorb water and dissolved minerals from the soil.

quick help will give brainliest​

Answers

Answer:

the correct answer is c i just tuck the text

Explanation:

C. The centromeres of sister chromatid separate

*7 EXTRA POINTS PLS ANSWER*
A person pushes the same box with the same amount of force on 3 different surfaces. Which surface exerts the least friction on the box?
*WRITE AS A CER*

Answers

Answer:

Read explanation

Explanation:

Surface C exerts the least amount of friction on the box. Evidence that proofs this claim is that the length of time it took the box to stop is greatest compared to surfaces A and B. The box and the amount of force added is the same for each surface test. It would take the box less time to come to a stop the more friction there is upon the surface.  Surface A having the quickest stop time meaning it has the most friction and C having the most time showing that it has the least amount of friction. In conclusion, surface C exterts the least amount of friction on the box.

Identify the parts.
A. Stigma
B.
C. Sepal
D.
F.
H.
J.
K.
L.
O.
P.

Answers

Answer:

A. anther

B. receptacle

C. sepal

D. petal

F. filament

H.

J.

K. pollen tube

L.Ovary

O. Ovule

P. Style

* I'm confused with H and J

what is projected to happen by 2050 , to some 200 to 600 million of the world poorest and most vulnerable people?.​

Answers

Answer:

I don't what could happen in 2050

Explanation:

Why are monosomies rarely detected?

Answers

Autosomal trisomies and monosomies are rare in humans because zygotes with these chromosomal aberrations are rarely viable. Hope this helps! Mark brainly please!

What are the different features of the Moon’s surface?

Answers

Answer:

Craters, hills, and various spots.

Explanation:

What is the shape of DNA?

Answers

Answer:

hey friend..... here is your answer....

the shape of DNA is double helix

La influencia que tiene la temperatura en la reproducción de los paramecios, en muestras de agua estancada

Answers

Answer:

Para un paramecio la temperatura óptima requerida para llevar a cabo sus funciones metabólicas (incluida la reproducción) se encuentra entre 24 °C y 28 °C

Explanation:

Los paramecios (género Paramecium) son protozoarios, es decir, organismos microscópicos del reino protista. Un paramecio es un organismo unicelular que puede llevar a cabo todas las funciones esenciales de un modo funcionalmente similar a una célula animal. Los paramecios pueden reproducirse tanto de manera sexual como asexual (bipartición). Estos organismos viven en cuerpos de agua dulce rica en nutrientes orgánicos como estanques, charcos, regiones de ríos parcialmente estancadas, etc. En estos ambientes los paramecios se reproducen de un modo óptimo a una temperatura entre 24 °C y 28 °C, donde pueden llegar a dividirse hasta 4 veces al día.

can someone please answer this for me?​

Answers

Answer:

50 %

Explanation:

Using a punnets square the four possible crosses are Hh, Hh, hh, and hh. This means there is a 50% chance the child has hh or hemophilia

What do Astronauts need to take on the moon so that plants could grow in a lunar plant growth chamber

Answers

Explanation:

What is the name of this website or the book?

Astronauts need to take water to take on the moon so that the plants could grow in a lunar plant growth chamber.

What affects lunar plant growth chamber?

Plants can be grown in the lunar regolith. Plants grown on the moon were not as robust as the plants which are grown in soil of the Earth, or even as those in the control group grown in a lunar simulant made from the volcanic ash, however they did indeed grow well.

Real lunar and the Martian regolith seem to contain all the essential ingredients which are required for the growth of plant. However, there is a very small amount of reactive nitrogen and growing food materials in it that requires a large amount of water. Regolith can only store up to thirty percent of the water which organic soil of the Earth can store.

Learn more about Lunar plant growth here:

https://brainly.com/question/30203116

#SPJ3

Describe why food needs to be digested from large to small molecules.

Answers

Answer:

Food must be broken down into nutrients for the body to use for energy, development, and cell repair. Before the blood absorbs and transports nutrients to cells in the body, food and drink must be broken down into smaller nutrient molecules.

Which best describes the storage of the genetic code?

A gene is a segment of DNA, a condensed DNA molecule makes up a chromosome, a chromosome is inside a nucleus, and a nucleus is contained within a cell.
A DNA molecule is a segment of a gene, a gene makes up a chromosome, a chromosome is inside a cell, and a cell is contained within a nucleus.
A gene is a segment of a chromosome, a condensed chromosome makes up a DNA molecule, a DNA molecule is inside a nucleus, and a nucleus is contained within a cell.
A DNA molecule is a segment of a chromosome, a chromosome makes up a gene, a gene is inside a cell, and a cell is contained within a nucleus

Answers

Answer:

I think the answer is B (  I'm sorry if this is wrong :(  )

Explanation:

Answer:

b

Explanation:

it seems like the most... correct answer

What changes occur in taste receptors when the membrane is depolarized during receptor potential A. Voltage-gated Ca2 channels open, triggering the release of neurotransmitter. B. Voltage-gated Cl- channels open, triggering the release of neurotransmitter. C. Voltage-gated Ca2 channels open, inhibiting the release of neurotransmitter. D. Voltage-gated Cl- channels open, inhibiting the release of neurotransmitter.

Answers

Answer:

A. Voltage-gated Ca² channels open, triggering the release of neurotransmitters.

Explanation:

For taste mechanisms to function properly, it is necessary the activation of taste receptors.  

Through the activation of taste receptors, transduction cascades occur, involving ion channels that are located in the apical or lateral membranes. There occurs a subsequent release of chemical neurotransmitters that send signals to the control centers.

Salty and sweet flavors produce the membrane depolarization that results in Ca+ ions´ entrance to the cell. Ca+ initiates the release of neurotransmitters. Afferent gustative neurons receive the message and send it to the control center, the encephalon. After that, gustative cells go back to the initial state, repolarizing.

Carbohydrates contain __________ that your body absolutely must have to stay alive. chemicals
fats
minerals

Answers

Answer: blood vessels or oxygen H2o 6^

Explanation:

Answer:

Fat

Explanation:

It is fat because when your body is suffering or deprived it relies on the bodies carbohydrates. In these carbohydrates they have fat and protein. Your body uses these as an energy source so we can stay alive.

Which of the following statements about current theories on global warming is true?
a. Scientists generally agree that global warming is taking place.
b. Some scientists think that we should accelerate global warming.
C. The scientific community disagrees about whether we should take action about global
warming
d. Cutting down trees and burning fossil fuels does not lead to global warming.
Please select the best answer from the choices provided
А A
B
С

Answers

Answer:

A. they pretty much all think there is global warming

Answer:

it is  

a.

Scientists generally agree that global warming is taking place.

Explanation:

edge 2021

Which type of tissue allows for coordination and control of movement?
muscle
epithelial
nervous
connective
De

Answers

Answer:

c

Explanation:

Nervous tissue is part of the nervous system that is present in nerves, brain, and spinal cord. By transmission of electrical impulses throughout body, it helps in controlling various activities like voluntary action such as walking, running, and jumping. Thus, nervous tissue is the right answer.

Describe an adaptation to a plant's life cycle and explain how this adaptation helps the plant survive. Source StylesNormal

Answers

Answer:

The adaptation of a plant in an environment ( for example,desert) depends on the structural parts of the plant which enables it to complete it's life cycle.

Explanation:

Plants are found in different types of environment. They need to possess and show some features that will enable them to live successfully and reproduce in that particular environment. Such features may be structural, functional or behavioural which are known as ADAPTATIONS.

Furthermore, in environment where there is scarcity of water supply, plants known as xerophytes can survive or thrive. They show the following adaptations:

--> well developed roots: the roots grow down to great depths if necessary and branch extensively in order to absorb water from as large an area as possible.

--> presence of swollen stems: These stems contains water storage cells which are called succulents. They help the plant withstand long period of drought.

--> Reduced leaves: This helps in reducing water loss from leaves through transpiration. For example in plants like the cacti, the leaves are reduced to spines.

Therefore, these structures helps the plant survive in its present environment.

What is the effect of slow climate change?

Answers

Answer: Climate change also increases the appearance of more violent weather phenomena, drought, fires, the death of animal and plant species, flooding from rivers and lakes, the creation of climate refugees and destruction of the food chain and economic resources, especially in developing countries.

Explanation: Hope this helps

which pattern best describes most evolutionary paths?
A. branching
B. convergent
C. cyclical
D. linear

Answers

Answer:

don't know for sure sure but i would think branching

Explanation:

I think this cause of subspecies ( Bengal, Sumatran and Siberian tigers)

1) Write the characters of 'Penguin' with the help of classification chart.
Classification:- i) kingdom:
ii) Phylum:
iii) Class:
iv) Subkingdom:
Characters:-

Answers

Explanation:

hope help you stay happy

Which best explains why viruses do not have special structures or enzymes that allow them to make their own food?
Viruses can use energy of living cells that they infect.
Viruses can replicate inside a host that they infect.
Viruses can cause contagious illnesses in host cells.
Viruses integrate their RNA or DNA into infected cells.

Answers

Answer:

Viruses can replicate inside a host that they infect. ... The epiglottis closes the air pathway so that food will not enter it.

Answer:

B.) Viruses can replicate inside a host that they infect.

Explanation:

I just finished this test and got it right. This was the answer for me


factors necessary for germination of seed..
pls answer and hiii​

Answers

All seeds need water, oxygen, and proper temperature in order to germinate. Some seeds require proper light also. Some germinate better in full light while others require darkness to germinate. When a seed is exposed to the proper conditions, water and oxygen are taken in through the seed coat.

Once a scientist has examined all of the facts, performed experiments to test their question, and analyzed the results, then they can form a

method
hypothesis
consensus
theory

Answers

they can form a consensus

Answer:

Consensus

Explanation:

Consensus means conclusion which is the last step you get when after completing the scientific method.

Your Welcome

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