The phenotype of children in the third generation depends on the dominant or recessive parents traits of family in the past.
I believe the answer is b) diploid.
the prefix "di" means two. You could remember it that way :)
To put together while losing water
Its so simple. Two alleles means three genotypes.
consider a gene has two alleles A(blue eyes) and a(brown eyes)
possible combinations:
1. AA - Homozygous dominant -Blue eyes.
2. Aa - Heterozygous - Blue eyes.
3. aa - Homozygous recessive - Brown eyes.
