Evergreen Science

Book: Evergreen Science

Chapter: 5. The Fundamental Unit of Life

Subject: Biology - Class 9th

Q. No. 6 of Comprehensive Exercises (MCQ)

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Chromosomes are made-up of:

The chromosomes are made of tightly compacted DNA molecules. These DNA molecules are kept in a compact state with help of certain proteins. Hence, the chromosomes are made up of both DNA and Proteins.

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