Question

In peas, a pure tall plant( TT )is crossed with a short plant (tt) .The ratio of your tall plants to short plants in F2 is

• A. 1:3
• B. 3:1
• C. 1:1
• D. 2:1

Answer 1

Answer:

C. 1:1

• When pure bread tall plant with phenotype TT crossed with short plants with phenotype tt, the possible progeny in F2 generation TT (1),tt(1)and Tt(2).

• Thus the ratio of pure tall plant(TT)to pure short (tt) is 1:1.