Lipids & Proteins (AP Bio)

Front

What is the tertiary structure of a protein?

Back

The 3-dimensional shape of a folded protein, maintained by covalent and ionic bonds.

Front

Which macromolecule contains the most stored energy?

Back

1 gram of fat.

Front

What type of lipid is a triglyceride made of unsaturated fatty acids?

Back

A liquid at room temperature.

Front

What is hemoglobin?

Back

An iron-containing protein that allows red blood cells to transport oxygen.

Front

What type of lipid serves as a protective waterproof layer in bee hives?

Back

Wax.

Front

What are lipids?

Back

A diverse group of hydrophobic molecules, including fats, oils, and waxes.

Front

What is the primary function of proteins?

Back

To perform a wide range of functions including catalyzing reactions, providing structure, and transporting molecules.

Front

What is a triglyceride?

Back

A type of lipid made up of glycerol and three fatty acids.

Front

What is the difference between saturated and unsaturated fatty acids?

Back

Saturated fatty acids have no double bonds between carbon atoms, while unsaturated fatty acids have one or more double bonds.

Front

What role do enzymes play in biological systems?

Back

Enzymes act as catalysts to speed up chemical reactions.