A) Hydrogen, oxygen, sodium
B) Carbon, hydrogen, nitrogen
C) Oxygen, calcium, phosphorus
D) Carbon, hydrogen, potassium
Correct Answer: B
Solution :
Exp. [b] The origin of life started with the formation of simple organic molecules like nucleotides. The building blocks of nucleotides are carbon, hydrogen, nitrogen, oxygen and phosphorus.You need to login to perform this action.
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