Being able to roll the tongue is dominant over not being able to roll the tongue.

R R

r Rr Rr

r Rr Rr

What is the probability that the offspring will be unable to roll the tongue?

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2

3

4

Question

Biology

Milagros Lynn

4 July, 23:04

Being able to roll the tongue is dominant over not being able to roll the tongue.

R R

r Rr Rr

r Rr Rr

What is the probability that the offspring will be unable to roll the tongue?

0

2

3

4

+1

Answers (2)

Know the Answer?

Hugo Maynard · Answer 1

For a cross in which the genotypes of the parents are homozygous dominant RR, the offspring by 0% will be unable to roll the tongue. Probability: 0

For a cross in which the genotypes of the parents are heterozygous, Rr, 25% of offspring will be unable to roll the tongue.

For a cross in which the genotypes of the parents are homozygous recesive rr, the offspring by 100% will be unable to roll the tongue. Probability 1

Jade Chambers · Answer 2

0/4 0% is the possibility That the offspring will not be able to roll the toungue

Being able to roll the tongue is dominant over not being able to roll the tongue.R Rr Rr Rrr Rr RrWhat is the probability that the offspring will be unable to roll the tongue?0234

Being able to roll the tongue is dominant over not being able to roll the tongue.

R R

r Rr Rr

r Rr Rr

What is the probability that the offspring will be unable to roll the tongue?

0

2

3

4