Question 6 — Mitochondria and chloroplasts are - Questions at the end of the chapter - Chapter 2 - Cell: The Building Block of Life (Exploration)

Last updated at June 28, 2026 by

Q 6
Question

Mitochondria and chloroplasts are two important organelles in a plant cell. Discuss how these two organelles are structurally and functionally similar to each other, and different from each other.

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Answer
They share structure but differ in function.

Explanation

Feature Mitochondrion Chloroplast
Membranes Double-membrane-bound. Double-membrane-bound.
Own DNA and ribosomes Yes. Yes.
Main function Releases energy (respiration). Makes food (photosynthesis).
Pigment No chlorophyll. Has chlorophyll.
Both have double membranes and own DNA, but do different jobs.
← Back to concept: 2.3.1 Mitochondria and plastids
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