Question

A cross was carried out between a pure-breed yellow coloured seeded plant and a pure
-breed green coloured seeded plant. Later the F1 progeny was self crossed to obtain F2 progeny.
a) what is the phenotype of the F1 progeny?
b) Give the phenotypic ratio of the F1 progeny. Explain.
c) Why is the F2 progeny different from the F1 progeny?
d) In a total of 640 plants, how many were pure breed, green colored seeded plants?

Answer 1

A) the phenotype of the F1 progeny is 1.
B) the phenotypic ratio of the F1 progeny is 1 because in the F1 progeny only one have single character i.e., Ww.