NURSING ANM AND GNM

NURSING EXAM QUESTIONS

BIOCHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which biomolecule is comprised only of carbon, hydrogen, oxygen and nitrogen? (C H O N or H O N C)
A
carbohydrate
B
lipid
C
nucleic acid
D
protein
Explanation: 

Detailed explanation-1: -Carbohydrates and lipids are made of only carbon, hydrogen, and oxygen (CHO). 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-2: -Answer and Explanation: A biomolecule that is made up of carbon, hydrogen, oxygen, and nitrogen is a protein molecule.

Detailed explanation-3: -Carbon constitutes the major part of most biomolecules. Life forms has carbon containing minerals like proteins, amino acids, carbohydrates, nucleic acids, vitamins and fats.

Detailed explanation-4: -Carbohydrates are organic compounds that contain only carbon, hydrogen, and oxygen. They are the most common of the four major types of organic compounds.

There is 1 question to complete.