Question

Describe the structure of a plastid. Name the types of plastids and write the functions of each.

Answer 1

Explanation:

Types and Functions of Plastids

The chloroplasts are probably the most-known of the plastids. These are responsible for photosynthesis. The chloroplast is filled with thylakoids, which is where photosynthesis occurs, and chlorophyll. ... Gerontoplasts are basically chloroplasts that are going through the aging process......

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Answer 2

Answer:

Plastids are only found in plant cells

They have their own DNA and ribosomes and are double membraned

They can be of 3 types:

Leucoplasts: White in colour and help in storage of food(starch, oils etc.)

Chromoplasts: Can be of various colours (brown, red , yellow)

Chloroplasts: Are green in colour due to presence of chlorophyll. They perform photosynthesis.