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10/01/2022 4:36 pm
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For the MN-blood group system, the frequencies of M and N alleles are 0.7 and 0.3, respectively. The expected frequency of MN-blood group bearing organisms is likely to be
(a) 42%
(b) 49%
(c) 9%
(d) 58%
1 Answer
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10/01/2022 4:39 pm
Correct answer: (a) 42%
Explanation:
By the equation (p + q)2= p2+ 2pq + q2 = 1
MN = 2pq
= 2 x 0.7 x 0.3
Expected frequency of MN group = \(\frac{2 \times 0.7 \times 0.3}{1}\) x 100
= 42%