Question

please help me with those three

Answer 1

Answer:

1. HH and hh

2. Hh

3. determines the physical appearance

Explanation:

1. It can be either beacause :

-  HH is classified as homozygous dominant

-  hh is classified as homozygous recessive

2. A heterozygous organism has two alleles that are different.

3. The dominant alleles are the stronger ones and those whose effects are shown in physical appearances.