Which option shows all allele combinations that can be used to represent a purebred animal?(1 point)

Responses

TT or Tt
TT or Tt

TT or tt
TT or tt

Tt
Tt

tt .

1 answer

The correct option that shows all allele combinations that can be used to represent a purebred animal is:

TT or tt

A purebred animal will have two of the same alleles, either homozygous dominant (TT) or homozygous recessive (tt).