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Which of the following organelles breaks down worn-out organelles?
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5. Cell Components
Endomembrane System: Digestive Organelles
Scelta multipla
Hydrolytic enzymes must be segregated and packaged to prevent general destruction of cellular components. In animal cells, which of the following organelles contains these hydrolytic enzymes?
A
Rough ER.
B
Central vacuole.
C
Smooth ER.
D
Lysosomes.
E
Golgi apparatus.
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Understand the role of hydrolytic enzymes: These enzymes break down biomolecules such as proteins, lipids, and nucleic acids through hydrolysis reactions.
Recognize that hydrolytic enzymes need to be contained within a specific organelle to prevent damage to other cellular components, as their activity is destructive.
Recall the functions of the listed organelles: Rough ER is involved in protein synthesis, Smooth ER in lipid synthesis and detoxification, Central vacuole mainly stores water and nutrients in plant cells, and Golgi apparatus modifies and packages proteins.
Identify that lysosomes are membrane-bound organelles in animal cells that contain hydrolytic enzymes responsible for digesting cellular waste and macromolecules safely within the cell.
Conclude that lysosomes are the organelles that contain hydrolytic enzymes, segregating them to prevent general destruction of cellular components.
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