Question

what determine whether the baby developing inside the Mother's Womb is a boy or a girl​

Answer 1

Answer:

xx chromosome determines a girl

xy chromosome determines a boy

Answer 2

$\sf{Determination \ of \ Gender \ of \ Fetus}$

»The gender of the fetus is determined by the fusion of the chromosomes of both the parents

»The chromosomal pair is XY in males and XX in females

»When X chromosome from sperm fuses with X chromosome of the ova,a girl child is born

»When Y chromosome fuses with X chromosome,a boy is born

»The chances are 50-50

»Sometimes,the genetic combination can go wrong which causes Klinefelter's Syndrome