IGCSE Biology · Unit 2.2
Transport in Living Organisms
Mrs. Brokes traces the journey of substances through living organisms — from the heart to every cell, and from root to leaf.
Mrs. Brokes
Biology Teacher · Britannia High
Mrs. Brokes traces the journey of substances through living organisms — from the heart to every cell, and from root to leaf.
Test your understanding — select the best answer for each question.