MCQ : If we crossed between two hybrid tall (Tt) plants then how many types of genotypes we will get in the F₁ generation?

Question

If we crossed between two hybrid tall (Tt) plants then how many types of genotypes we will get in the F_₁ generation?

1. 1 type 
2. 2 types 
3. 3 types 
4. 4 types.

Answer

2 types.

Explanation:

When two hybrid tall plants are crossed, the genotypes in the F₁ generation will be TT and Tt in a ratio of 1:2. Therefore, there will be two types of genotypes in the F₁ generation.