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HESI A2 Biology (NurseHub) Questions and Answers | Latest Version | 2025/2026 | Correct & Verified
What type of transport requires energy to move molecules across the cell membrane?✔✔Active transport
What is the process of cell division that produces gametes?✔✔Meiosis
What is the term for maintaining a stable internal environment in an organism?✔✔Homeostasis
What type of bond involves the sharing of electron pairs between atoms?✔✔Covalent bond
What is the fluid portion of the cytoplasm called?✔✔Cytosol
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What process copies DNA into RNA?✔✔Transcription
What process translates RNA into proteins?✔✔Translation
What sugar is found in DNA?✔✔Deoxyribose
What sugar is found in RNA?✔✔Ribose
What is the term for a change in the DNA sequence?✔✔Mutation
What is the primary pigment in plants that absorbs light for photosynthesis?✔✔Chlorophyll
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What process breaks down glucose to release energy in the absence of oxygen?✔✔Anaerobic respiration
What is the complementary base pair for adenine in DNA?✔✔Thymine
What is the complementary base pair for adenine in RNA?✔✔Uracil
What macromolecule is made of amino acids?✔✔Proteins
What macromolecule provides the main source of quick energy?✔✔Carbohydrates
What macromolecule stores long-term energy?✔✔Lipids
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What organelle packages and ships proteins in the cell?✔✔Golgi apparatus
What is the double layer surrounding animal cells called?✔✔Cell membrane
What is the rigid structure that surrounds plant cells?✔✔Cell wall
What part of the cell controls what enters and exits the nucleus?✔✔Nuclear envelope
What structure synthesizes proteins in the cell?✔✔Ribosomes
What phase of the cell cycle involves DNA replication?✔✔S phase
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