Question

question 1 - 2
which of the following lists macromolecules that both have nitrogen atoms?

• nucleic acids and lipids
• carbohydrates and lipids
• proteins and carbohydrates
• proteins and nucleic acids

Explanation:

Proteins have nitrogen in amino - acid units. Nucleic acids have nitrogen in nitrogenous bases. Lipids and carbohydrates lack nitrogen.

Answer:

proteins and nucleic acids