The passing of physical characteristics, or traits, from parents to offspring.
The scientific study of heredity.
When a new organism begins to form when an egg and sperm cell join together.
The offspring of many generations that show the same form of a trait.
The different forms of genes.
One whose trait always shows up in the organism when the allele is present.
Hidden when the dominant allele is present.
Has two different alleles for each trait.