Gene expression
A) is identical in all body cells.
B) occurs at the same rate in all mammals.
C) occurs at the same rate in all living things.
D) differs between species and in different types of cells.

Question

Quizplus · Accepted Answer

Gene expression differs between species and in different types of cells. This is why different organisms have different physical and genetic characteristics, and why certain cells in the body perform specific functions. Additionally, gene expression can also be affected by various external factors such as environmental conditions and disease.

Gene Expression