Bio 004, College of the Desert

Alternative forms of the same trait.

Mask recessivealleles (B).

Masked by Dominant alleles (b).

Two identicle traits (BB,bb).

Two different traits (Bb).

Cell genes within an organism. ie: [bb]

Genes that are physically expressed. ie: dark hair, blue eyes.

A woman who has an allelefor normal blood clotting and an allele for hemophilia. (Heterozygous).