Multiple choice

Osmosis is important to cells because

  1. cells contain fluids that are mostly water

  2. cells are filled with fluids that are mostly sugar

  3. cells need to be kept cool

  4. cells need food

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Cells are primarily composed of water, and their internal environment must be balanced with the external environment to maintain homeostasis. Osmosis is critical for regulating the water content within these fluid-filled structures.