GCSE Biology - Classification of Living Organ...

In this episode, we will discuss the alveoli in the circulatory system.Alveoli are microscopic air sacs within the lungs where the crucial exchange of oxygen and carbon dioxide occurs between air and blood through diffusion. Their structure is highly adapted for this vital proces ...  عرض المزيد

In this episode, we look at transportation in cells. We will explain how substances move into and out of cells, highlighting three key mechanisms. Diffusion is described as the movement of particles from high to low concentration areas. Osmosis is presented as a specific type of ...  عرض المزيد

This episode reviews the topic investigating biological molecules, including: How to test for the presence of reducing sugars, non-reducing sugars, starch, proteins and lipids. This episode is suitable for all examination boards but more specifically geared to AQA A-Level Biology ...  عرض المزيد

This episode reviews the topic of cells, including: The levels of organisation in multicellular organisms. The differences between animal and plant cells and the process of cell differentiation and the uses of stem cells. This episode is suitable for all examination boards but mo ...  عرض المزيد

This episode reviews the topic of Lipids, including: the structure and the roles of Triglycerides and Phospholipids. This episode is suitable for all examination boards but more specifically geared to AQA A-Level Biology. 

Teach Me Biology is hosted by Ria Corbett and Sarah Matthews. Ria Corbett is a science teacher with a biology specialism. Sarah, is her younger sister and learning A-Level biology. Ria will be teaching her topic by topic to provide you the listener with an audio revision resource ...  عرض المزيد