3.3 Organisms exchange substances with their environment

Digestion and absorption

Organisms exchange substances with their environment (AQA AS Biology) PART 3 of 5 TOPICS     TOPICS: Surface area to volume ratio  Gas exchange  Digestion and absorption  Mass transport in animals  Mass transport in plants Digestion and absorption: Large...

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Mass transport in animals – Heart disease

Organisms exchange substances with their environment (AQA AS Biology) PART 4 of 5 TOPICS     TOPICS: Surface area to volume ratio  Gas exchange  Digestion and absorption  Mass transport in animals  Mass transport in plants Mass transport in animals - Heart...

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Surface area to volume ratio

Topic: Surface area to volume ratio,  Gas exchange,  Digestion and absorption,  Mass transport in animals,  Mass transport in plants Organisms exchange substances with their environment (AQA AS Biology) PART 1 of 5 TOPICS     Surface area to volume ratio:...

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Gas exchange

Organisms exchange substances with their environment (AQA AS Biology) PART 2 of 5 TOPICS     TOPICS: Surface area to volume ratio  Gas exchange  Digestion and absorption  Mass transport in animals  Mass transport in plants Gas exchange: Gas exchange is when...

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Mass transport in plants

Topic: Surface area to volume ratio , Gas exchange,  Digestion and absorption,  Mass transport in animals,  Mass transport in plants Organisms exchange substances with their environment (AQA AS Biology) PART 5 of 5 TOPICS     Mass transport in plants:...

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