Metabolism Is Organized into Pathways That Are Linked in Which

Multiple Choice

Metabolism is organized into pathways that are linked in which of the following ways?

A) All cellular functions feed into a central pathway.
B) All steps in the pathway are catalyzed by the same enzyme.
C) The product of one step in the pathway functions as the substrate in the next step.
D) Products of the pathway accumulate and are secreted from the cell.
E) Different substrates are acted on by the same enzyme.