Multiple choice

Passive transport occurs when small particles move from

  1. outside a cell to inside a cell

  2. areas of lower concen to higher concen

  3. areas of higher concen to lower concen

  4. inside a cell to outside a cell

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

Passive transport is the movement of substances across a cell membrane without the use of energy, moving down the concentration gradient from an area of higher concentration to an area of lower concentration.