Which of the Following Nutrients Provides Energy for Humans

question 9

Multiple Choice

Which of the following nutrients provides energy for humans?

• A)carbohydrates
• B)vitamin A
• C)iron
• D)calcium

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Definitions:

Membranous Organelle

A specialized structure within a cell, surrounded by lipid bilayers, that performs a specific function.

Golgi Apparatus

A complex of vesicles and folded membranes within the cytoplasm of most eukaryotic cells, involved in secretion and intracellular transport.

Rough Endoplasmic Reticulum

A network of membrane-bound tubules and sacs studded with ribosomes, involved in protein synthesis and folding.

Cell Theory

A fundamental principle in biology stating that all living things are composed of cells, cells are the basic units of life, and all cells come from pre-existing cells.