The study of how traits are passed from parents to offspring is called . . .

In pea plants, a plant with at least one gene for tall will be tall because tall height is _____.

A pea plant must have two genes for short to be short because short height is _____.

A section on a chromosome that contains the DNA for a single trait is called . . .

The different forms of a gene for a trait, such as tall or short height are called . . .

The trait that appears in an offspring is called its . . .

The two alleles an offspring has for a trait are called its . . .

When an offspring has two of the same alleles for a gene, such as RR or rr, it is _____ for that trait.

When an offspring has two different alleles for a trait, such as Rr, it is _____ for that trait.