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Suppose gene A is on the X chromosome, and genes B, C and D are on...

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Biology

Suppose gene A is on the X chromosome, and genes B, C and D areon three different autosomes. Thus, A- signifies the dominantphenotype in the male or female. An equal situation holds for B-,C- and D-. The cross AA BB CC DD (female) x aY bb cc dd (male) ismade.

A) probability of obtaining A- individual in F1

B) probability of obtaining an a male in the F1 progeny

C) Probability of A- B- C- D- female in F1

D) How many different F1 genotypes are there?

E) Probability of F2 individuals will be heterozygous for thefour gens?

F) Determine a probability of each of the following types in theF2     individuals  

(1) A- bb CC dd (female);  

(2) aY BB Cc Dd (male);  

(3) AY bb CC dd (male);  

(4) aa bb Cc Dd (female)

Answer & Explanation Solved by verified expert
3.7 Ratings (746 Votes)
a 1 the female is AA so regardless of what the male has it will have one A and would be labelled A b 12 the male is aY so theres chances that the Y is given instead of a which would result in a    See Answer
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