Question

Both lipids and carbohydrates can be used by the cell as
A
sources of energy.
B
replacements for salts.
с
building blocks for RNA
D
catalysts for metabolic reactions.

Answer 1

Both lipids and carbohydrates can be used by the cell as sources of energy.

How do cells use lipids carbohydrates and proteins for energy?

Carbohydrates are used for energy (glucose).

Fats are used for energy after they are broken into fatty acids.

Protein can also be used for energy, making hormones, muscle, and other proteins. Broken down into glucose, used to supply energy to cells.

Thus, Both lipids and carbohydrates can be used by the cell, the option

"A" is correct.

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