Intake of liquid material by cell membrane is called___________?
Correct answer: D. Pinocytosis
- A. Endocytosis
- B. Exocytosis
- C. Phagocytosis
- D. Pinocytosis
Explanation
Pinocytosis is a type of endocytosis in which the cell membrane takes in extracellular fluid and dissolved substances in small vesicles. Students may choose phagocytosis because it is also endocytosis, but phagocytosis engulfs large solid particles rather than liquid material.
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About Cytoplasmic Organelles
Cytoplasmic organelles are the specialized structures suspended in cytoplasm, including mitochondria, ribosomes, endoplasmic reticulum, Golgi apparatus, lysosomes, vacuoles and centrosomes. Questions compare their structures and functions in animal and plant cells, including chloroplasts and the role of the endomembrane system in transport and secretion.
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