Q: The gender of a baby is determined by what special pair of chromosomes?


Read this paragraph and choose the correct option from the provided answers:

One of the exciting things about expecting a child is wondering if the baby will be a boy or a girl. There are many superstitions about how one might influence or predict the outcome. But what really determines if a baby is male or female? We now know that the gender of a baby is determined by a special pair of chromosomes known as the sex chromosomes.

 Choices:

- diploid chromosomes

- sister chromatids

- reflection chromosomes

- sex chromosomes


A:
sex chromosomes