Question

what are stacks of thylakoids called inside the chloroplast? granum stromas chlorophyll

Explanation:

To answer this, we recall the structure of chloroplasts. Thylakoids are membrane - bound structures in chloroplasts, and a stack of thylakoids is called a granum. Stroma is the fluid - filled space around the thylakoids, and chlorophyll is a pigment in thylakoid membranes that absorbs light. So the correct term for stacks of thylakoids is granum.

Answer:

A. granum