What causes the differences between two human cell types (for example, a skin cell and a brain cell)?
A) Different cell types begin with the same genes but eliminate certain genes as they develop.
B) Different cell types contain different genes.
C) Different cell types contain different proteins that give each cell a different function.
D) Different cell types contain the same genes but use different combinations of them.

Question

Quizplus · Accepted Answer

All human cells contain the same set of genes, but different cell types express different combinations of genes, resulting in different functions and characteristics. This process is called differentiation, where cells become specialized for particular functions based on the genes that are expressed. Therefore, option D is the correct answer.

What Causes the Differences Between Two Human Cell Types (For