Respuesta :

It means that the trait is heterozygous. Also, "T" is common used as the letter to represent the trait "Tall".
ampritchard
I agree that Tt means that the trait is heterozygous. So you have one dominate trait T, and one recessive trait t.

Hopefully this helped and good luck.


Just for fun:


tt= homozygous recessive


TT= homozygous dominant