HUMAN NUTRITION

NUTRITION

CARBOHYDRATES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What elements make up carbohydrates?
A
Carbon, hydrogen, nitrogen, oxygen
B
sulfur, carbon, hydrogen
C
glucose and fructose
D
carbon, hydrogen, oxygen
Explanation: 

Detailed explanation-1: -Carbohydrates are composed of carbon, hydrogen, and oxygen and have a general formula that approximates CH2O. They are polyhydroxy aldehydes or ketones or form polyhydroxy aldehydes or ketones when hydrolyzed.

Detailed explanation-2: -Thus, carbon, hydrogen, and oxygen are the four elements found in all biological molecules.

Detailed explanation-3: -Biomolecules consist of three major light elements-carbon, hydrogen and oxygen-tied together with the minor element nitrogen and other smaller component elements in all parts of a plant in varying proportions.

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