LIFE SCIENCE

OBJECTIVE LIFE SCIENCE

BIOCHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What elements make up nucleic acids.
A
Carbon, Hydrogen and Oxygen in a 1:2:1 ratio of “rings”
B
Carbon, Hydrogen and Oxygen in the form of long chains
C
Carbon, Hydrogen, Nitrogen and Oxygen only
D
Carbon, Hydrogen, Oxygen, Nitrogen and Phosphorous
Explanation: 

Detailed explanation-1: -Nitrogen (N) Oxygen (O) Carbon ( C) Phosphorous (P) Hydrogen (H)

Detailed explanation-2: -Nucleic acids contain the same elements as proteins: carbon, hydrogen, oxygen, nitrogen; plus phosphorous (C, H, O, N, and P).

Detailed explanation-3: -Proteins are made of carbon, hydrogen, oxygen, and nitrogen (CHON). Nucleic acids such as DNA and RNA contain carbon, hydrogen, oxygen, nitrogen, and phosphorus (CHON P).

Detailed explanation-4: -Biomolecule. Definition: A biomolecule is a chemical compound found in living organisms. These include chemicals that are composed of mainly carbon, hydrogen, oxygen, nitrogen, sulfur and phosphorus.

Detailed explanation-5: -Five Easy Pieces All nucleic acids are made up of the same building blocks (monomers). Chemists call the monomers “nucleotides.” The five pieces are uracil, cytosine, thymine, adenine, and guanine.

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