Question

Grana are piles of flattened saclike bodies called ___.​

Answer 1

Explanation:

Grana are connected by stromal lamellae, extensions that run from one granum, through the stroma, into a neighbouring granum. The thylakoid membrane envelops… …of flattened, disklike sacs called thylakoids. The space enclosed by the inner membrane is called the matrix in mitochondria and the stroma in chloroplasts.

Answer 2

Answer:

thylakoids...................