Question

Carbohydrates are a type of biological macromolecules required to carry out life functions. Which of the following statements regarding carbohydrates is true?
A. They contain fatty acids and glycerol.
B.They are made of monomers called amino acids
C.They are not used for structural support in living organisms.
D.They are used by living things as the main source of energy.

Answer 1

Given what we know, we can confirm that the correct option is D, which states that "They are used by living things as the main source of energy."

What are carbohydrates?

• They are the primary source of energy for most cells.
• They are what we refer to as sugars.
• The main example of this is glucose.
• They are formed by monomers called monosaccharides.

Therefore, we can confirm that since carbohydrates are what we refer to as sugars, which include molecules like glucose and this is the main source of energy for most cells, option D is the correct choice.

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