Punnet squares are your friend with these kinds of questions :)

 A | a |
A | AA | Aa |
a | Aa | aa |

Now we can easily see that 1/4 of the offspring will be AA, 1/2 will be Aa, and 1/4 will be aa. Therefore, it is the third answer that's correct (1/4 AA, 1/2 Aa, 1/4 aa). Hope this helps! :)

7 0

3 years ago

Wendell Stanley discovered that the tobacco mosaic virus was not an organism, but was chemical in nature.

elena-14-01-66 [18.8K]

Its true
hope this helped

5 0

3 years ago

During spermatogenesis, which of the following undergoes meiosis 2 to produce four haploid mature sperm cells? A) haploid primar

Rashid [163]

B) diploid secondary spermatocyte

4 0

4 years ago