Q: Chromosomal alterations are mutations that change what?


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

Chromosomal alterations are mutations that change chromosome structure. They occur when a section of a chromosome breaks off and rejoins incorrectly or does not rejoin at all. Possible ways these mutations can occur are illustrated in Figure below . Go to this link for a video about chromosomal alterations: http://www. youtube. com/watch?v=OrXRSqa_3lU (2:18).

 Choices:

- Skeleton Structure

- detected structure

- discovery structure

- chromosome structure


A:
chromosome structure