Question

If a pea plant produces 2560 seeds during a dihybrid cross between round-yellow and wrinkled-green plant. Then how many seed are wrinkled-yellow, round-yellow and wrinkled-green respectively.
A. 640, 480, 1280
B. 480, 1440, 160
C. 640, 1280, 320
D. 160, 1440, 480

Answer 1

Correct Answer - B

In dihybrid cross, among the 16 progenies, 9 are round yellow.
So, in 2560 seeds no. of round yellow seeds `= (9)/(16) xx 2560 = 1440.`