Multiple choice

Proteins are composed of which of the following elements? a. Nitrogen b. Carbon c. Oxygen d. Hydrogen

  1. a and b

  2. a, b and d

  3. only c

  4. a, b, c and d

  5. b, c and d
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

This is the correct option. Nitrogen, oxygen, carbon and hydrogen - all are the composers of proteins. They all have a range of uses in the body such as serving as a source of energy, as substrates for tissue development as well as maintenance.

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