Definition: This is the newest classification system with the highest rank of domain, followed by kingdom. There are three domai
2 answers:
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Answer:
See the answer below
Explanation:
a) The mode of inheritance of the bar mutant is X-linked and dominant.
Assuming that barness is represented by the allele B.
Bar female = or
Wild type male =
Bar female x wild type male:
x
All of the F1 flies are bar because a single B allele is required for the trait to be expressed.
Bar male x wildtype female
x
All the female offspring are barred while all the males are wildtype barred resulting in a 50/50 (857/905 is approximately 50/50) ratio of barred/wildtype offspring.
b) Genotypes of each of the cross above, including the parents and the F1 generations.
1. x
2. x