Question

sebastian wants to make ball - and - stick models of the four macromolecules. he has colored balls for each of the elements in these molecules, including the following. red: hydrogen black: carbon purple: oxygen green: nitrogen which molecule could he make that consists of long chains of red and black colored balls? carbohydrates lipids nucleic acids proteins

Explanation:

Red represents hydrogen and black represents carbon. Lipids are composed of long - chain hydrocarbons (chains of carbon and hydrogen atoms). Carbohydrates also contain oxygen in significant amounts, while nucleic acids and proteins contain nitrogen in addition to carbon and hydrogen.

Answer:

B. lipids