Knaph

Dominant and recessive

Every living thing carries two versions (alleles) of most genes and passes on one. A dominant version shows even with one copy; a recessive one shows only with two, so it can hide for a generation and come back - as Mendel found with peas.

Depth 1 · Foundation

You can explain Mendel's pea results - all violet, then about 3 violet to 1 white - with dominant and recessive versions of a gene.

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