gregor mendels research formed the basis of the field of\no genetics.\no dominance.\no recessiveness.\no…

Brief Explanations:

Gregor Mendel's experiments with pea - plants led to the discovery of fundamental laws of inheritance, which are the basis of genetics. Dominance and recessiveness are concepts within genetics, and selective breeding predates Mendel's work and is not the field his research founded.

Answer:

genetics.