大象传媒

Bitesize and Sounds revision podcasts | Overview

Revise GCSE Biology by listening to these podcasts from Bitesize and 大象传媒 Sounds.

大象传媒 Sounds is where you can catch the latest music tracks, discover binge-worthy podcasts or listen to live radio, all in one place.Listen on the 大象传媒 Sounds app when you're out and about, or listen at home as part of your revision.

Let Dr Alex Lathbridge guide you through the key facts about cell structure

Supercharge your revision with more podcasts for GCSE English literature and GCSE Biology

Episodes are roughly ten minutes long and there are up to nine episodes in each series.

Making notes as you listen can help you remember the key points before the exam.

Teenage student with white headphones, listening to the podcast.
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Episode 1 - Organisation and the human digestive system

In this episode, Dr Alex Lathbridge examines the human digestive system, where he breaks down the key organs involved in digestion and their special adaptations.

Explore organisation and the human digestive system with Dr Alex Lathbridge.

Question

Where is the enzyme amylase made and what does it do?

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Episode 2 - Enzymes

Dr Alex Lathbridge breaks down the key facts about enzymes 鈥 how they work using the Lock and Key Theory, what effect temperature and pH has on enzymes, and the main digestive enzymes; carbohydrases, proteases and lipases.

Learn all about enzymes with Dr Alex Lathbridge.

Question

What conditions causes enzymes?

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Episode 3 - The circulatory system

Dr Alex Lathbridge breaks down the key facts about the circulatory system, looking at the structure of the heart and the main blood vessels that move blood in and out of it. Plus, he examines the differences between pulmonary and systemic circulation, and three types of blood vessels - arteries, capillaries, and veins.

Question

Why is blood flow in humans called a double circulation?

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Episode 4 - Non communicable diseases

Communicable diseases can be transferred from one person to another, whilst non-communicable diseases cannot.

In this episode, Dr Alex breaks down the key facts about diseases.

Question

How are benign and malignant tumours different?

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Episode 5 - Risk factors for non communicable diseases

Something that increases the likelihood of developing a disease is called a risk factor.

Question

What are the two ways that Type 2 diabetics can manage their blood sugar?

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Episode 6 - Plant organisation

Plant cells, tissues and organs are adapted to their functions. The stem, root and leaves form an organ system that transports substances into, around and out of a plant.

In this episode, Dr Alex Lathbridge breaks down the key facts about how plants are organised.

Question

How are xylem and phloem cells different in plants?

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Links to further learning for science GCSE

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