Question

question 3.
1\tamino acids\treaction catalyst
2\tfatty acids\tmembrane component
3\tmonosaccharides\tenergy source
4\tnucleotides\tgenetic information
which of the molecules in this table is a carbohydrate?
a. ○ 3
b. ○ 1
c. ○ 2

Explanation:

To determine which molecule is a carbohydrate, we analyze each option:

• Option A (3): Monosaccharides are the simplest form of carbohydrates and serve as an energy source, which matches the carbohydrate category.
• Option B (1): Amino acids are the building blocks of proteins, not carbohydrates.
• Option C (2): Fatty acids are components of lipids (fats), not carbohydrates.

Answer:

A. 3