Osmosis

Lesson 4.3 — BIO.1D.2

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Lesson 4.3 · Osmosis (BIO.1D.2). Work through the numbered activities in order. Answer every part, then press Check. Your score and completion code are at the end.

Activities (in order):

  1. What is osmosis?
  2. Solvent and solute
  3. Naming the solution
  4. Predict what the cell will do
  5. Plant cells and animal cells
  6. Which shows the most movement?
  7. Mass data and tonicity
  8. Direction and process

Each numbered activity matches a heading on the page.

Work through every activity in order. Answer all parts, then press Check. You cannot change an answer once it is checked, so think first.

Warm-up · not scored

Click the buttons and watch what changes.

Water moves across the semipermeable membrane toward the side with more dissolved solute.