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Which of the following is a major constituent of DNA and RNA?

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in Biology – Class 12 by (271k points)
Which of the following is a major constituent of DNA and RNA?

(a) Calcium

(b) Cobalt

(c) Selenium

(d) Phosphorous

I have been asked this question by my college professor while I was bunking the class.

Question is from Ecosystem topic in portion Ecosystem of Biology – Class 12

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Correct choice is (d) Phosphorous

For explanation: The phosphorous is one of the following is a major constituent of nucleic acids, biological membranes, and cellular energy transfer systems. It is the second most abundant mineral of the human body and constitutes 1 % of the total body weight.

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