ajgreen324 ajgreen324

08-04-2020
Health

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The gene for earlobe shape has two alleles; detached (A) and attached (a).
What is the percent probability that one child of a mother with the genotype Aa and a father with the genotype Aa will have attached earlobes? Use a Punnett Square to figure out the likelihood.
A. 0%
B. 25%
C. 50%
D. 75%

Respuesta :

nelson4057 nelson4057

08-04-2020

Answer:

B. 25%

Explanation:

In a Punnett Square, a child with two recessive genes always has a 1/4 probability of being born.

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HUNGRY42MORE HUNGRY42MORE

08-04-2020

The answer will be B:25%

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