The genotypes that indicates a homozygous dominant trait is : B. TT
Homozygous : both alleles must be the same, so it eliminate option A.
Dominant trait : One of the allele must be written in Capital letter, so it eliminate option C.
this leaves option B, as the answer
hope this helps
I think it’s Anaerobic respiration
Every species exhibits variations based on various genes being activated at various times. An example with humans can be eye color or hair color. What species means is that all members of a species can procreate with healthy, capable of procreating progeny, but anything else is just a variation.