If we cross breed a pure tall plant with a short plant, what is the ratio of tall plants to the short plants in the F2 progeny?

1:2

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2:1

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3:1

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1:3

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Solution

The correct option is C 3:1

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Question 22
In peas, a pure tall plant (TT) is crossed with a short plant (tt). The ratio of pure tall plants to short plants in F2 is

(a) 1 : 3
(b) 3 : 1
(c) 1 : 1
(d) 2 : 1

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