ghadeeraljelawy
ghadeeraljelawy
15.10.2019 • 
Biology

Different ratios occur in crosses with single gene pairs or two gene pairs. what types of ratios are likely to occur in crosses dealing with a single gene pair?

a) 4: 1, 1: 1, 1: 4: 1
b) 9: 3: 3: 1, 1: 2: 1
c) 1: 1: 1: 1, 1: 4: 6: 4: 1
d) 3: 1, 1: 1, 1: 2: 1

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