BIOD 151 Module 2 Test Prep
Cellular Biology, Tissues & Membranes | Practice Questions & Answers
Question 1. Which organelle is responsible for producing the majority of a cell's
ATP?
A. Mitochondrion ✓
B. Golgi apparatus
C. Lysosome
Question 2. Which organelle modifies, packages, and ships proteins to their final
destination?
A. Golgi apparatus ✓
B. Smooth ER
C. Nucleolus
Question 3. Ribosomes function primarily to:
A. Synthesize proteins ✓
B. Digest worn-out organelles
C. Store lipids
Question 4. Which structure houses the cell's genetic material?
A. Nucleus ✓
B. Cytoplasm
C. Centriole
Question 5. The rough endoplasmic reticulum is studded with which structures?
A. Ribosomes ✓
B. Cilia
C. Microtubules
Question 6. Smooth endoplasmic reticulum is primarily involved in:
A. Lipid synthesis and detoxification ✓
B. Protein synthesis
C. Genetic transcription
Question 7. Lysosomes function to:
A. Digest cellular debris and worn-out organelles ✓
B. Generate ATP
, C. Synthesize ribosomal RNA
Question 8. Which organelle contains its own DNA, supporting the theory of
endosymbiosis?
A. Mitochondrion ✓
B. Nucleolus
C. Peroxisome
Question 9. Peroxisomes primarily function to:
A. Neutralize free radicals and break down fatty acids ✓
B. Store calcium
C. Produce hormones
Question 10. The cytoskeleton provides the cell with:
A. Structural support and shape ✓
B. Genetic information
C. Energy production
Question 11. Microtubules are a component of which cytoskeletal structure?
A. Centrioles, cilia, and flagella ✓
B. The plasma membrane only
C. The nuclear envelope only
Question 12. Cilia function primarily to:
A. Move substances across the cell surface ✓
B. Store genetic material
C. Produce ATP
Question 13. A single flagellum is characteristic of which human cell?
A. Sperm cell ✓
B. Red blood cell
C. Neuron
Question 14. The nucleolus within the nucleus is primarily responsible for:
A. Producing ribosomal subunits ✓
B. Storing lipids
C. Synthesizing ATP
Question 15. Chromatin condenses into visible chromosomes during which phase
of the cell cycle?
A. Mitosis ✓
, B. Interphase G1
C. Interphase S
Question 16. DNA replication occurs during which phase of the cell cycle?
A. S phase ✓
B. G1 phase
C. M phase
Question 17. Which phase of mitosis involves chromosomes lining up at the cell's
equator?
A. Metaphase ✓
B. Anaphase
C. Telophase
Question 18. During which phase of mitosis do sister chromatids separate and
move to opposite poles?
A. Anaphase ✓
B. Prophase
C. Metaphase
Question 19. Cytokinesis refers to:
A. Division of the cytoplasm into two daughter cells ✓
B. Replication of DNA
C. Condensation of chromatin
Question 20. Which phase of the cell cycle is the longest, during which the cell
carries out normal metabolic functions?
A. Interphase ✓
B. Mitosis
C. Cytokinesis
Question 21. Which type of cellular transport requires no energy input and moves
substances down their concentration gradient?
A. Passive transport ✓
B. Active transport
C. Both require equal energy
Question 22. Osmosis refers specifically to the diffusion of:
A. Water across a selectively permeable membrane ✓
B. Glucose across a membrane
Cellular Biology, Tissues & Membranes | Practice Questions & Answers
Question 1. Which organelle is responsible for producing the majority of a cell's
ATP?
A. Mitochondrion ✓
B. Golgi apparatus
C. Lysosome
Question 2. Which organelle modifies, packages, and ships proteins to their final
destination?
A. Golgi apparatus ✓
B. Smooth ER
C. Nucleolus
Question 3. Ribosomes function primarily to:
A. Synthesize proteins ✓
B. Digest worn-out organelles
C. Store lipids
Question 4. Which structure houses the cell's genetic material?
A. Nucleus ✓
B. Cytoplasm
C. Centriole
Question 5. The rough endoplasmic reticulum is studded with which structures?
A. Ribosomes ✓
B. Cilia
C. Microtubules
Question 6. Smooth endoplasmic reticulum is primarily involved in:
A. Lipid synthesis and detoxification ✓
B. Protein synthesis
C. Genetic transcription
Question 7. Lysosomes function to:
A. Digest cellular debris and worn-out organelles ✓
B. Generate ATP
, C. Synthesize ribosomal RNA
Question 8. Which organelle contains its own DNA, supporting the theory of
endosymbiosis?
A. Mitochondrion ✓
B. Nucleolus
C. Peroxisome
Question 9. Peroxisomes primarily function to:
A. Neutralize free radicals and break down fatty acids ✓
B. Store calcium
C. Produce hormones
Question 10. The cytoskeleton provides the cell with:
A. Structural support and shape ✓
B. Genetic information
C. Energy production
Question 11. Microtubules are a component of which cytoskeletal structure?
A. Centrioles, cilia, and flagella ✓
B. The plasma membrane only
C. The nuclear envelope only
Question 12. Cilia function primarily to:
A. Move substances across the cell surface ✓
B. Store genetic material
C. Produce ATP
Question 13. A single flagellum is characteristic of which human cell?
A. Sperm cell ✓
B. Red blood cell
C. Neuron
Question 14. The nucleolus within the nucleus is primarily responsible for:
A. Producing ribosomal subunits ✓
B. Storing lipids
C. Synthesizing ATP
Question 15. Chromatin condenses into visible chromosomes during which phase
of the cell cycle?
A. Mitosis ✓
, B. Interphase G1
C. Interphase S
Question 16. DNA replication occurs during which phase of the cell cycle?
A. S phase ✓
B. G1 phase
C. M phase
Question 17. Which phase of mitosis involves chromosomes lining up at the cell's
equator?
A. Metaphase ✓
B. Anaphase
C. Telophase
Question 18. During which phase of mitosis do sister chromatids separate and
move to opposite poles?
A. Anaphase ✓
B. Prophase
C. Metaphase
Question 19. Cytokinesis refers to:
A. Division of the cytoplasm into two daughter cells ✓
B. Replication of DNA
C. Condensation of chromatin
Question 20. Which phase of the cell cycle is the longest, during which the cell
carries out normal metabolic functions?
A. Interphase ✓
B. Mitosis
C. Cytokinesis
Question 21. Which type of cellular transport requires no energy input and moves
substances down their concentration gradient?
A. Passive transport ✓
B. Active transport
C. Both require equal energy
Question 22. Osmosis refers specifically to the diffusion of:
A. Water across a selectively permeable membrane ✓
B. Glucose across a membrane
