Multiple choice

When water difuses into or out of a cell, it is called

  1. exocytosis

  2. endocytosis

  3. flooding

  4. osmosis
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Osmosis is specifically defined as the diffusion of water molecules across a selectively permeable membrane. Other terms like exocytosis and endocytosis refer to the movement of larger particles via vesicles.

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