Question

If enough crosses are made between male flies of the genotype 'Aa' and the female flies of the genotype 'aa' to produce about 1000 offsprings. Which one of the following is the most likely distribution of genotypes in the offsprings
A) 250 Aa : 750 aa
B) 750 Aa : 250 aa
C) 243 AA : 517 Aa : 240 aa
D) 481 Aa : 519 aa

Answer 1

thhe answer is option A

Answer 2

Answer is 481Aa : 519aa

Explanation:

Aa x aa

Gives: Aa:Aa:aa:aa

In the ratio (1/4) (1/2). (1/4).. respectively.