Detailed Instructions: Given a scientific passage and an answer, generate a question for the given answer.
Problem:Passage: 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. Answer: sex chromosomes
Solution:
Most chromosomal disorders involve which chromosomes?