Emma's back with everything you need to know about substance exchange in organisms for your A Level Biology exam. She goes through the important concept of surface area to volume ratio, as well as gas exchange in single-celled organisms. Perfect for AQA, Edexcel and OCR exam boards. Ideal for preparing you for your A Level Biology exam.
Podden och tillhörande omslagsbild på den här sidan tillhör
Seneca Learning. Innehållet i podden är skapat av Seneca Learning och inte av,
eller tillsammans med, Poddtoppen.
