Animal Cell Structures Quiz
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Questions and Answers

Which part of the animal cell is responsible for synthesizing proteins and has ribosomes attached to it?

  • Mitochondria
  • Smooth Endoplasmic Reticulum
  • Rough Endoplasmic Reticulum (correct)
  • Golgi Apparatus
  • What component of an animal cell is primarily involved in processing and packaging proteins?

  • Nucleolus
  • Plasma Membrane
  • Nucleus
  • Golgi Apparatus (correct)
  • Which structure in an animal cell is involved in energy production through cellular respiration?

  • Nucleus
  • Mitochondria (correct)
  • Endoplasmic Reticulum
  • Plasma Membrane
  • Which part of an animal cell plays a key role in cell recognition and interaction with neighboring cells?

    <p>Glycoproteins</p> Signup and view all the answers

    Which structure within an animal cell is responsible for ribosome production?

    <p>Nucleolus</p> Signup and view all the answers

    Which organelle is responsible for storing, modifying, and packaging proteins and lipids while also synthesizing carbohydrates?

    <p>Golgi apparatus</p> Signup and view all the answers

    Which organelle is critical for providing energy to muscle cells for contraction?

    <p>Mitochondrion</p> Signup and view all the answers

    What type of cell junctions are formed to prevent fluids from leaking across cell layers?

    <p>Tight junctions</p> Signup and view all the answers

    Which of the following organelles contains its own DNA and ribosomes, suggesting it evolved from prokaryotes?

    <p>Both A and B</p> Signup and view all the answers

    What type of molecules can pass through a cell membrane most easily?

    <p>Small and hydrophobic</p> Signup and view all the answers

    What is the primary function of a transmission electron microscope?

    <p>To magnify internal structures of small specimens</p> Signup and view all the answers

    Which structure is essential for the function of a prokaryotic cell?

    <p>Plasma membrane</p> Signup and view all the answers

    What happens to the surface area to volume ratio as the size of a cell increases?

    <p>It decreases</p> Signup and view all the answers

    Which organelle synthesizes oils and phospholipids?

    <p>Smooth endoplasmic reticulum</p> Signup and view all the answers

    What is a distinguishing feature of plant cells compared to animal cells?

    <p>Presence of chloroplasts and cell walls</p> Signup and view all the answers

    Which intracellular structure is responsible for producing antibodies?

    <p>Rough endoplasmic reticulum</p> Signup and view all the answers

    In Tay-Sachs disease, which organelle fails to function correctly?

    <p>Lysosome</p> Signup and view all the answers

    Which of the following organelles is involved in the detoxification process within the cell?

    <p>Smooth endoplasmic reticulum</p> Signup and view all the answers

    What occurs when plant cells are submerged in a hypertonic salt solution?

    <p>Plasmolysis will occur; the interior cell membrane shrinks away from the cell wall.</p> Signup and view all the answers

    What type of transport does the Na+/K+ pump utilize?

    <p>Active transport, requires cellular energy.</p> Signup and view all the answers

    Transport of a substance across a biological membrane typically involves which process?

    <p>Facilitated diffusion; down a concentration gradient.</p> Signup and view all the answers

    What process does an amoeba use to engulf a bacterium?

    <p>Phagocytosis</p> Signup and view all the answers

    What distinguishes pinocytosis from receptor-mediated endocytosis?

    <p>Pinocytosis is non-selective, while receptor-mediated endocytosis is more specific.</p> Signup and view all the answers

    Which statement accurately reflects the first law of thermodynamics?

    <p>Energy cannot be created or destroyed.</p> Signup and view all the answers

    What are organic enzyme helpers, often vitamins or vitamin derivatives, called?

    <p>Coenzymes</p> Signup and view all the answers

    How do competitive enzyme inhibitors alter enzyme activity?

    <p>Blocking the active site of the enzyme, preventing substrate binding.</p> Signup and view all the answers

    How does side A initially compare to side B in terms of solute concentration?

    <p>Hypertonic</p> Signup and view all the answers

    What will happen to the water level in side A at equilibrium?

    <p>It will drop below the level in side B.</p> Signup and view all the answers

    What is the characteristic effect on animal cells placed in a hypotonic solution?

    <p>The cell will lyse.</p> Signup and view all the answers

    Which of these statements about the movement in the U-tube setup is correct?

    <p>Glucose and water move to side B to equalize the concentrations.</p> Signup and view all the answers

    What describes the scenario when liquid levels are equal in both sides of the U-tube initially?

    <p>The solution on both sides is isotonic.</p> Signup and view all the answers

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