Which statement best explains why cells remain small?, Smaller cells have more DNA., Smaller cells have a larger surface-area-to-volume ratio., Smaller cells require fewer ribosomes., Smaller cells can only perform passive transport., During osmosis, water moves toward the area with:, Lower solute concentration, Equal solute concentration, Higher solute concentration, Higher ATP concentration, Why are red blood cells in mammals unable to divide?, They lack mitochondria., They lack a cell membrane., They lack a nucleus., They lack cytoplasm., Which statement about mitochondria and chloroplasts is most accurate?, Both are found in all eukaryotic cells., Both contain their own DNA., Both perform protein synthesis exclusively., Both are absent from plant cells., Which structure provides mechanical support and helps maintain cell shape in plants?, Plasma membrane, Cytoplasm, Cell wall, Nucleolus, Which sequence correctly describes protein production?, Ribosome → DNA → mRNA → Protein, DNA → mRNA → Ribosome → Protein, DNA → Protein → mRNA → Ribosome, mRNA → DNA → Ribosome → Protein, If ribosomes stopped functioning, the cell would immediately struggle to do the following:, Store water, Produce proteins, Carry out diffusion, Maintain its membrane, Which pair is correctly matched?, Ribosome – Lipid synthesis, Lysosome – Intracellular digestion, Chloroplast – Protein packaging, Nucleus – ATP production, Which observation suggests active transport is occurring?, Molecules move down a gradient., ATP consumption increases., Water enters the cell., Temperature decreases., Muscle cells contain numerous mitochondria because:, They store excess DNA., They contain chlorophyll., They photosynthesize frequently., They require large amounts of energy., A scientist destroys the Golgi apparatus in a cell. Which function would be most directly affected?, DNA replication, Packaging proteins, ATP synthesis, Osmosis, Smooth endoplasmic reticulum mainly synthesizes:, Proteins, DNA, Lipids, ATP, Which organelle is associated with protein transport inside the cell?, Smooth ER, Rough ER, Lysosome, Chloroplast, Translation occurs at:, Mitochondria, Nucleus, Ribosomes, Vacuoles, Messenger RNA functions to:, Store amino acids, Carry genetic instructions from DNA, Produce ATP, Replicate DNA, A cell placed in a hypertonic solution will most likely:, Gain water, Divide rapidly, Lose water, Increase photosynthesis, Which organelle carries out aerobic respiration?, Golgi body, Mitochondrion, Nucleus, Ribosome, Cellular respiration primarily produces:, DNA, ATP, Glucose, Oxygen, Photosynthesis occurs mainly in:, Ribosomes, Lysosomes, Chloroplasts, Vacuoles, The purpose of meiosis is to:, Produce identical cells, Repair tissues, Produce gametes, Increase ATP production, During mitosis, sister chromatids separate during:, Prophase, Metaphase, Anaphase, Telophase, Which process is responsible for cell growth and tissue repair?, Meiosis, Binary fission, Mitosis, Fertilization, Active transport differs from diffusion because active transport:, Occurs only in plants, Uses ATP, Requires chloroplasts, Occurs only in animal cells, Osmosis specifically involves the movement of:, Oxygen molecules, Solutes, Water molecules, Proteins, Diffusion can best be described as:, Movement from low to high concentration requiring ATP, Random movement resulting in net movement from high to low concentration, Water movement through protein channels only, Bulk movement of particles, Which structure stores genetic information?, Lysosome, Golgi apparatus, Nucleus, Cell wall, The fluid matrix in which organelles are suspended is called the:, Cytoskeleton, Cytoplasm, Stroma, Nucleoplasm, Chloroplasts are directly involved in the following:, Respiration, Protein synthesis, Photosynthesis, Digestion, Which statement about vacuoles is correct?, Animal cells always have larger vacuoles than plants., Plant cells usually possess a large central vacuole., Vacuoles synthesize proteins., Vacuoles contain chlorophyll., Which organelle modifies, packages, and transports proteins?, Endoplasmic reticulum, Golgi apparatus, Mitochondria, Lysosome, The primary function of ribosomes is, ATP production, Lipid synthesis, Protein synthesis, DNA replication, Which structure is found in plant cells but not in animal cells?, Cell membrane, Mitochondria, Ribosomes, Cellulose cell wall, Which organelle contains digestive enzymes capable of breaking down worn-out cell components?, Golgi apparatus, Vacuole, Lysosome, Ribosome, A cell lacking a nucleus but containing ribosomes is most likely a(n):, An animal cell, A fungal cell, A bacterial cell, A plant cell, Which structure controls the movement of substances into and out of the cell?, Cell wall, Plasma membrane, Cytoplasm, Nucleus

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