Question

Differentiate between.
First filial generation $\left(F_1\right)$ and second filial generation $\left(F_2\right)$

Answer 1

The progeny obtained as the result of crossing the plants with contrasting characters is called the first filial generation $\left(F_1\right)$. Whereas the progeny of $F_1$ plants obtained due to self fertilization represents the second filial generation $\left(F_2\right)$.