why male gamate is solonely responsible for determining the sex of the baby
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This is because a female has only one kind of gametes i.e. x but male has two kinds of gametes i.e. x and y. so of x will participate in fertilisation then there will be a girl and if y will then there will be a boy.
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it is because males have two types of gametes - x and y
females have only one type of gamete - x
when fertilisation take place as :-
x + x = girl , here 1 gamete is of male and one of female
x + y = boy ,here x = female gamete & y = male gamete
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females have only one type of gamete - x
when fertilisation take place as :-
x + x = girl , here 1 gamete is of male and one of female
x + y = boy ,here x = female gamete & y = male gamete
....... plz mark as Brainliest.......
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