Gene Regulation During Development Is _____, Which Means That _____

Multiple Choice

Gene regulation during development is _____, which means that _____.

A) restrictive; genes are successively lost over time
B) restrictive; genes lose developmental potential over time
C) hierarchical; genes expressed at each stage control the expression of genes that act later
D) hierarchical; genes are turned on in a specific sequence, starting with totipotent and ending with multipotent
E) combinatorial; genes expressed at each stage control the expression of genes that act later