Question

A tall plant with red flowers (TIRr) is self pollinated. Represent
the plants in F2 generation with the help of a checker board.
The traits which are not found in the parental plants are
expressed in the off springs Why?​

Answer 1

• cheker board is as follows

TR. Tr. tR. tr

TR TTRR TTRr TtRR TtRr

Tr. TTRr. TTrr. TtRr. Ttrr

tR. TtRR. TtRr ttRR. ttRr

tr. TtRr. Ttrr. ttRr. ttrr

• there are some hidden characters known as dominant characters.
• These characters are expressed in f2 generation when self pollination occurs due to formation of greater dominant character by fusion of two dominatant traits