Nutrients are substances that are essential for the growth, maintenance, and repair of the body. They provide the energy and building blocks necessary for bodily functions and are obtained from the food we eat. There are several types of nutrients, each with specific roles in the body.
From Molecules to Organisms: Structures and Processes
Obtain, evaluate, and communicate information to describe the function and diversity of organelles and structures in various types of cells (e.g., muscle cells having a large amount of mitochondria, plasmids in bacteria, chloroplasts in plant cells).