Plant Hormones: Uses & Light Investigation 🌿...

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 ...  Show more

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 ...  Show more

<span style="font-weight: 400">I've been asked a lot recently about how to manage vegetative growth versus reproductive growth. On the mini-episode this week, I talk about which nutrients drive strong vegetative growth, and which drive strong reproductive growth and developmen ...

This episode reviews the topic of plant transport, including: Water absorption in the roots, Transpiration and Translocation. This episode is suitable for all examination boards but more specifically geared to IGCSE Edexcel. 

In this episode, we look at plants and nitrogen.Plants require nitrogen to produce proteins necessary for growth. While the atmosphere is full of nitrogen gas, plants cannot directly utilise this form. Instead, they absorb soluble nitrates from the soil. Crop harvesting depletes ...  Show more