Using the Earth's Resources: Potable Water So...

This episode details the key ingredients in fertilisers: nitrogen, phosphorus, and potassium. It outlines the chemical production of nitrogen-based fertilisers, specifically ammonium nitrate, highlighting its rich nitrogen content due to its dual sources. We explain that phosphat ...  Show more

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

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

This episode explores the historical shift in drug discovery from natural sources to synthetic production. 

Initially, many essential medicines like Digitalis and Aspirin were derived directly from plants, highlighting the importance of botanical resources</stron ...

In this episode, Jamie explores the fascinating world of prokaryotic cells, focusing on their unique features such as plasmids, the absence of mitochondria and chloroplasts, and their distinctive way of storing genetic material.

This discussion is particularly valuable ...

In this episode, Jamie explains how infectious diseases spread through direct contact, contaminated water, and airborne droplets.

Discover how these methods facilitate the transmission of illnesses such as Athlete's foot, cholera, and the flu.

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