Q.
Refer to the following family tree

If $A$ = normal allele and $a$ = albino allele, the genotypes of these parents are
father
mother
(a)
Aa
Aa
(b)
AA
AA
(c)
AA
Aa
(d)
Aa
AA
| father | mother | |
|---|---|---|
| (a) | Aa | Aa |
| (b) | AA | AA |
| (c) | AA | Aa |
| (d) | Aa | AA |
Principles of Inheritance and Variation
Solution: