Answer the following question given this paragraph: Most chromosomal disorders involve the sex chromosomes. Can you guess why? The X and Y chromosomes are very different in size. The X is much larger than the Y. This difference in size creates problems. It increases the chances that the two chromosomes will fail to separate properly during meiosis. Q: Most chromosomal disorders involve which chromosomes? A:

pick from the following.
A). autosomes
B). ribosomes
C). protosomes
D). sex chromosomes
The answer is:
D).