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Which of the following are small-sized in animal cells while in plant cells these are very large in size?
Vacuoles
Lysosomes
Golgi apparatus
Plastids
Vacuoles
Vacuoles are membrane-bound organelles that act as storage sacs for cellular materials. In plant cells, they are very large and can occupy up to 90% of the cell volume, while in animal cells, they are either absent or very small.
Vacuoles are membrane-bound organelles that act as storage sacs for cellular materials. In plant cells, they are very large and can occupy up to 90% of the cell volume, while in animal cells, they are either absent or very small.
Think of a plant cell's large vacuole as a giant water storage tank that keeps the building (the cell) standing firm, while an animal cell's small vacuoles are like small temporary shopping bags.
VAC: Vastly Available (in) Central (vacuoles).
The large central vacuole in plants maintains turgor pressure by pressing the cytoplasm against the cell wall, providing structural support. It stores water, ions, nutrients, and waste products, and also helps in cellular elongation. Animal cell vacuoles are smaller, typically specialized for endocytosis or exocytosis, such as food vacuoles or contractile vacuoles in protists.
Plant cells possess a permanent, large central vacuole surrounded by a membrane called the tonoplast.
Animal cell vacuoles are smaller, temporary, and less prominent.
Turgor pressure regulated by the vacuole prevents plant wilting.
Vacuoles are part of the endomembrane system in eukaryotes.
Provides structural rigidity to plant cells through turgor pressure.
Enables efficient storage of toxic wastes away from the metabolic machinery of the cytoplasm.
Storage of pigments (e.g., anthocyanins) in plant petals.
Regulation of cellular pH and water balance.
Lysosomes are 'suicide bags' containing digestive enzymes, mostly found in animal cells.
Golgi apparatus is involved in processing and packaging proteins, present in both.
Plastids are organelles primarily found in plants (e.g., chloroplasts), responsible for photosynthesis.
A is correct тАФ Vacuoles are large and central in plant cells, providing structure, but are small and insignificant in animal cells.
When comparing plant and animal cells, remember that 'cell wall', 'large central vacuole', and 'chloroplasts' are the three defining features present in plants but absent in typical animal cells.
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