Question

Why is the F1 progeny always of tall plants when a tall pea plant
is crossed with a short pea plant?​

Answer 1

Explanation:

The trait that can express itself in homozygous condition only is known as recessive trait. The cross between tall and short pea plant produces the tall progeny. The tall progeny is present in heterozygous condition and the tall trait is dominant that express itself and hides the expression of short trait.