Question

46. The genotypic ratio of a monohybrid cross is
(A) 1:02:01
(B) 3:01
(C) 2:01:01
(D) 9:3:3:1​

Answer 1

Answer:

The genotypic ratio of a monohybrid cross is  (D) 9:3:3:1​   .

Answer 2

Answer:

Tall × Dwarf- Parent

TT tt - Gamets

T t

Tt

( Tall)

Tt× Tt - self pollination

T t T t - Gamets

TT Tt Tt tt

(tall) (tall) (tall) (dwarf)

Phenotypic ratio : 3:1

Genotypic ratio: 1:2:1

option A

Done..!!