Answer:
a)AA B)Aa c)aa
Explanation:
To do this, you need to create a Punnet Square.
Starting at the top, firsts alleles to cross are
F0= Aa x AA
F1= AA AA aA aA
Then, you have to choose which parent can cross with Aa to have an offspring of AA -- Aa Aa
You know one od the parents: Aa
And your two options are the F1 row: AA or Aa
If you cross F1=AA x Aa
F2= AA Aa AA Aa
If you cross F1= Aa Aa
F2= AA Aa aA aa
