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  • Which of the following options represents the essential c...
Multiple choice

Which of the following options represents the essential components of a DNA molecule?

  1. Nitrogen + Proteins + Hydrogen

  2. Nitrogen + Phosphorous + Hydrogen

  3. Hydrogen + Potassium + Phosphorus

  4. Potassium + Nitrogen + Hydrogen

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A DNA molecule is mainly composed of nitrogen, phosphorous, hydrogen, oxygen, etc.

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