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The partially permeable cell membrane

The partially permeable cell membrane

Every cell is surrounded by a cell membrane that separates the cytoplasm from its surroundings. The membrane is partially permeable, so whether a substance can cross depends on properties such as its size, polarity and charge.

2.1.1 Transport across cell membranes Lesson

  1. GCSE
  2. /Biology
  3. /2.1.1 Transport across cell membranes

Step-by-step lessons on OCR GCSE Biology 2.1.1 Transport across cell membranes. Each one builds up to exam-style questions. Start with the foundational topics and build up to the higher-tier material.

Lessons