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Question 3
Chromosomes are made up of
(a) DNA
(b) protein
(c) DNA and protein
(d) RNA
Chromosomes are made up of
(a) DNA
(b) protein
(c) DNA and protein
(d) RNA
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Solution
(c) DNA and protein
In the nucleus of each cell, the DNA molecule is packaged into thread-like structures called chromosomes. Each chromosome is made up of DNA tightly coiled many times around proteins called histones that support its structure.
In the nucleus of each cell, the DNA molecule is packaged into thread-like structures called chromosomes. Each chromosome is made up of DNA tightly coiled many times around proteins called histones that support its structure.
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