Core Concepts in Cell Biology
Test your knowledge of fundamental cellular processes and structures that keep living things functioning.
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Quiz Questions & Answers
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Question 1: What is the primary function of mitochondria in cells?
Waste removal
Protein synthesis
Energy production
DNA storage
Question 2: Which cellular process allows cells to take in large particles by forming vesicles?
Osmosis
Phagocytosis
Diffusion
Exocytosis
Question 3: What happens during the G1 phase of the cell cycle?
Chromosomes separate
DNA replication takes place
Cell growth and protein synthesis
Cell division occurs
Question 4: Which molecule serves as the universal genetic code for all known living organisms?
Proteins
DNA
Lipids
RNA
Question 5: What would happen if a cell's lysosomes were damaged?
Nothing would happen
The cell would grow larger
The cell would self-destruct
The cell would divide faster
Question 6: Which cellular component is responsible for protein synthesis?
Vacuole
Golgi apparatus
Nucleus
Ribosomes
Question 7: How do cells maintain homeostasis when placed in a hypotonic solution?
By breaking down
By pumping out excess water
By shrinking
By taking in water
Question 8: What distinguishes passive transport from active transport across cell membranes?
The size of molecules
The use of energy
The speed of movement
The direction of movement