genes for sure
Genes
The chemical factors that determine traits are called genes
The chemical factors that determine traits are genes.
genes
genes
Genes
genes are the factors controlling genetic traits.
Natural selection and traits
inherited traits and environment
The immediate environment winnows all variations and some match that environment favorable.
gene (I think...) The units of a chromosome that code for traits are genes.
Genes are the factors that control traits .
what do we call factors that control traits