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Bumek [7]
2 years ago
11

Based on the punnet square above, what is the probability that an offspring from this cross will have a homozygous recessive gen

otype ?
A. 100%
B. 50%
C. 25%
D. 0%

Biology
2 answers:
Katena32 [7]2 years ago
5 0

Answer:

C)25%

Explanation:

the results of the punnet square are:

1. TT (homozygous dom)

2. Tt (heterozygous)

3. Tt (heterozygous)

4. tt (homozygous recessive)

capital letters are dominant and lowercase are recessive

Goshia [24]2 years ago
5 0

Answer:

<h2>25%</h2>

Explanation:

Homozygous Recessive: (homo means same) Both letters representing the genes are the same, and they are recessive (lowercase t)

Each box within a punnett square represents a 25% chance possible outcome.

There is only one box in this punnett square wherein both letters are lowercase t.

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Margaret [11]

Answer:

SIMPLE DIFFUSION transport

Explanation:

According to this question, John could smell the fragrance of his newly bought bottle of cologne all the way up the hall before he can even get into his bedroom, where he usually keeps it. However, he realizes when he got to his bedroom that he left the bottle of cologne uncovered.

The fragrance of the cologne that spreads from the bedroom all through the hall is as a result of SIMPLE DIFFUSION, a form of PASSIVE TRANSPORT. Diffusion is a form of passive transport in which molecules/fluids move from a region of high concentration to a region of low concentration until it is evenly spread. This is the case with John's cologne, which spread from the bedroom where the concentration is high to the hall, where it is low.

7 0
3 years ago
What is a punett square?
Simora [160]
A punnet square is a chart to help figure out the possible genotypes of two organisms' offspring.
hope it helps!
5 0
3 years ago
What does it mean for the wolf to be classified as endangered?
kkurt [141]
It means wolf are begining to disseaper. They are going to be extinct.
7 0
3 years ago
I WILL GIVE BRAINLIEST!!!
Elza [17]
Because it’s a 50 % chance
6 0
3 years ago
Read 2 more answers
Regular aerobic exercise training affects carbohydrate (CHO) usage by ____. Select one: a. increasing the enzymatic activity ass
VladimirAG [237]

Answer:

Option B, increasing the number and size of mitochondria

Explanation:

Mitochondria (power house of a cell) produce energy. When no exercise is done, the productivity of mitochondria reduces but it increases with regular exercise. In fact aerobic training helps mitochondria in making more energy by enhancing its efficiency. With one cycle of exercise, mitochondria produce 32 ATPs. Aerobic exercise allows more of oxygen to get to the muscle cells, the faster it happens the more energy is produced  

Hence, option B is correct

7 0
3 years ago
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