Biomolecules and Cell Biology Quiz

Which of the following is NOT a type of biomolecule?

• A. Carbohydrates

• B. Lipids

• C. Proteins

• D. Water

What is the primary function of enzymes in living organisms?

• A. Energy storage

• B. Structural support

• C. Catalyzing biochemical reactions

• D. Genetic information storage

Which base is not found in DNA?

• A. Adenine

• B. Thymine

• C. Uracil

• D. Cytosine

What is the role of nucleic acids in gene expression?

• A. They provide energy for cells.

• B. They form cell walls.

• C. They store and transmit genetic information.

• D. They act as enzymes.

During which phase of the cell cycle does DNA replicate?

• A. G1 phase

• B. S phase

• C. G2 phase

• D. M phase

How do cells become specialized in multicellular organisms?

• A. Through mitosis

• B. Through differentiation

• C. Through meiosis

• D. Through fermentation

Tags

NGSS.HS-LS1-4

What is a key feature of prokaryotic cells?

• A. Presence of a nucleus

• B. Absence of a nucleus

Which process involves the transport of molecules across the cell membrane to maintain homeostasis?

• A. Diffusion

• B. Photosynthesis

• C. Cellular respiration

• D. Mitosis

What is the primary role of carbohydrates in cells?

• A. Provide structural support

• B. Store genetic information

• C. Provide energy

• D. Catalyze reactions

Tags

NGSS.MS-LS1-7

Which of the following best describes the relationship between enzymes and temperature?

• A. Enzymes work best at high temperatures.

• B. Enzymes are not affected by temperature.

• C. Enzymes have an optimal temperature range.

• D. Enzymes are denatured by low temperatures.