Question

explain the sex determination in an individual

Answer 1

a father having XY chromosomes
and the mother having Xx chromosomes
if new generation having XY chromosomes it means it is baby boy andXX for a baby girl

Answer 2

there are 23 pairs of chromosome out of each 22 are autosomes and 1 is sex chromosome the mother has X&X chromosome and father
has X&Y chromosome it depends upon the father that which chromosome he will inherit if he inherit x it will be daughter and if Y it will be boy