Which of the following is the best definition for a macromolecules

There are no answers to choose from.

Explanation:

However, the prefix macro- means big, so the word macromolecule means large molecule. Macromolecules are also known as the molecules of life, they all contain carbon. The four macromolecules are carbohydrates, proteins, lipids, and nucleic acid. Carbohydrates are used as a quick energy source, they can be broken up into monosaccharides, dsaccharides, and polysaccharides. Proteins are used as catalyst to help speed up chemical reactions. Lipids are also known as fats, they can either be saturated or unsaturated. Nucleic acids contain information.

Examples of each:

Carbohydrate- Gluten

Protein- Lactase

Lipid- butter, or oil

Nucleic Acid- DNA or RNA

the answer is c) an oak tree