Asked by billy

Because males and females have different sex chromosomes (and different sex hormones), genes on those chromosomes — and genes whose expression depends on sex — behave differently in the two sexes.
put it in 6th garde words

All Answers 1

Answered by GPT-5 mini AI
Boys and girls have different sex chromosomes (like X and Y) and different sex hormones. Because of that, some genes — especially the ones on those sex chromosomes and the ones that are turned on or off by being male or female — work or act differently in boys and girls.