Can you tell me about the chromosomes of males and females?
How and why are men and women different?
Why are there two different genders? Why not only girls or only boys?
Why do boys and girls like different things?
What is the difference between sex and gender?
I was watching your movie on gender determination, and I was wondering: if an XX combination is a girl and XY is a boy, then what is YY?
What is it called when a person is born with both male and female reproductive systems?
Is it possible to have one X chromosome and two Y chromosomes?
Can a person have 24 pairs of chromosomes?
Why are there more boys than girls on Earth?
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