NEET Biology question

A couple has six daughters. What is the possibility of their having a girl the next time?

(A)10%
(B)50%Correct
(C)90%
(D)100%

Answer: (B)

Solution

Each conception is an independent event: the father produces X-bearing and Y-bearing sperm in equal (1:1) numbers, so the sex of each child is determined fresh

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Question ID VK-120338