This is DNA (deoxyribonucleic acid).
polygenic inheritance
The chemical that is responsible for inheritance is called DNA (deoxyribonucleic acid). DNA carries the genetic information that determines inherited traits and is passed down from one generation to the next.
polygenic inheritance
It is called polygenic inheritance.
This chemical is DNA.
hormones
In the cytoplasm, because that is where the chemical reactions happen.
hormone
A hormone.
DNA
Compounds that help chemical reactions are called catalysts.
lipids