Changes within chromosomes may occur through which of the following?
A) Deletion.
B) Translocation.
C) Inversion.
D) A change in one or more nucleotide pairs.
E) All of these answers are correct.

Question

Quizplus · Accepted Answer

All of the options are correct ways in which changes may occur within chromosomes. 
- Deletion: the loss of a portion of a chromosome 
- Translocation: a segment of one chromosome breaks off and attaches to a non-homologous chromosome 
- Inversion: a segment of the chromosome breaks off, inverts, and reattaches to the same chromosome 
- A change in one or more nucleotide pairs: a mutation that affects the sequence of DNA within a chromosome.

Changes Within Chromosomes May Occur Through Which of the Following