Question

1 multiple choice 1 point enzymes that carry out various metabolic reactions in cells are usually made out of _________. nucleic acid protein lipid carbohydrate 2 true or false 1 point catalase is an enzyme found only in plants. true false

Explanation:

1. Enzymes are biological catalysts, and most of them are proteins. Nucleic acids carry genetic information, lipids are for energy - storage and membrane - formation, and carbohydrates are energy sources and structural components.
2. Catalase is an enzyme found in nearly all living organisms exposed to oxygen, not just in plants. It helps in breaking down hydrogen peroxide.

Answer:

1. B. protein
2. False