$A$ study of heredity and hereditary characters is called as

Two alternative forms of a gene or alleles are located on . . . . . . .

Define and design a test cross.

When a homozygous tall plant is crossed with a homozygous dwarf plant,what is the percentage of dwarf progeny obtained in the $F_1$ generation by Mendel (in $\%$)?

The genes for both alleles are located on.....

$A$ gene is said to be dominant,if