Question

A stack of chlorophyll in disc form inside leaf. ​

Answer 1

THYLAKOIDS

In Chloroplast there is a 'third membrane' which forms a stacked disc-shaped structure called thylakoids. Thylakoids contains chlorophyll which helps in the beginning of photosynthesis. Photosynthesis is a process by which plants make their food.

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Answer 2

Answer:

thyalakoid

Hope u understand this