SCIENCE
CELL BIOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A pocket formed by an inward folding of a membrane is called
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an evagination
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an invagination
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a secretory vesicle
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a vacuole
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Explanation:
Detailed explanation-1: -In endocytosis the cell plasma membrane extends and folds around desired extracellular material, forming a pouch that pinches off creating an internalized vesicle (Fig. 19.22, [19–47]). The invaginated pinocytosis vesicles are much smaller than those generated by phagocytosis.
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