Front

What are nucleotides joined together by?

Back

Covalent bonds.

Front

Which element is NOT found in carbohydrates?

Back

Nitrogen.

Front

Why can water have no net charge but have slight charges in different parts of the molecule?

Back

The oxygen end is slightly negative and the hydrogen end is slightly positive.

Front

What are attractions between water molecules called?

Back

Hydrogen bonds.

Front

What is true about UNSATURATED fats?

Back

They have double bonds in their fatty acid chains.

Front

What are macromolecules?

Back

Large molecules made up of smaller subunits, including carbohydrates, lipids, proteins, and nucleic acids.

Front

What is the primary function of carbohydrates?

Back

To provide energy and structural support.

Front

What are lipids primarily composed of?

Back

Fatty acids and glycerol.

Front

What is the difference between saturated and unsaturated fats?

Back

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

Front

What is the role of nucleic acids?

Back

To store and transmit genetic information.