The average ratio of male to female individuals based on XX and XY typ – McqOptions

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1.	The average ratio of male to female individuals based on XX and XY type of sex determination, in total world of human population is [CPMT 1979, 81]
A.	3 : 1
B.	1 : 3
C.	1 : 4
D.	1 : 1
Answer» E.

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