Which of the following best describes an enzyme?

A. A carbohydrate that stores energy
B. A lipid that insulates cells
C. A protein that catalyzes reactions
D. A nucleic acid that stores information

Answer: A protein that catalyzes reactions

Additional Information: Enzymes are proteins that speed up biochemical reactions by lowering activation energy.

Related MCQs

What is the role of ATP in cellular respiration?
Which molecule is responsible for the ‘unzipping’ of DNA during replication?
Which nucleic acid base pairs with adenine in DNA?
What is the process by which plants convert light energy into chemical energy?
What type of reaction breaks down polymers into monomers?
What process do plants use to convert light energy into chemical energy?
Which macromolecule is the main component of cell membranes?
What is the primary function of ribosomes in a cell?
Which molecule is involved in the electron transport chain?
What is the end product of glycolysis?
Which molecule is required as a reactant in the Calvin cycle?
Which enzyme is responsible for converting glucose into pyruvate in glycolysis?
What is the function of the ribosome in protein synthesis?
Which of the following molecules is the precursor for the synthesis of cholesterol?
What type of bond connects nucleotides in a DNA molecule?

Search for: