3.6 Organisms respond to changes in their internal and external environments

Survival and response

Organisms respond to changes in their internal and external environments (AQA A2 Biology) PART 1 of 9 TOPICS     TOPICS: Survival and response  Receptors  Control of heart rate  Nerve impulses  Synaptic transmission  Skeletal muscles are stimulated to...

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Nerve impulses

Organisms respond to changes in their internal and external environments (AQA A2 Biology) PART 4 of 9 TOPICS         TOPICS: Survival and response  Receptors  Control of heart rate  Nerve impulses  Synaptic transmission  Skeletal muscles are...

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Synaptic transmission

Organisms respond to changes in their internal and external environments (AQA A2 Biology) PART 5 of 9 TOPICS     TOPICS: Survival and response  Receptors  Control of heart rate  Nerve impulses  Synaptic transmission  Skeletal muscles are stimulated to...

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Principals of homeostasis and negative feedback

Organisms respond to changes in their internal and external environments (AQA A2 Biology) PART 7 of 9 TOPICS     TOPICS: Survival and response  Receptors  Control of heart rate  Nerve impulses  Synaptic transmission  Skeletal muscles are stimulated to...

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Control of blood glucose concentration

Organisms respond to changes in their internal and external environments (AQA A2 Biology) PART 8 of 9 TOPICS       TOPICS: Survival and response  Receptors  Control of heart rate  Nerve impulses  Synaptic transmission  Skeletal muscles are stimulated to...

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Control of blood water potential

Organisms respond to changes in their internal and external environments (AQA A2 Biology) PART 9 of 9 TOPICS   TOPICS: Survival and response  Receptors  Control of heart rate  Nerve impulses  Synaptic transmission  Skeletal muscles are stimulated to contract by...

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Receptors

Organisms respond to changes in their internal and external environments (AQA A2 Biology) PART 2 of 9 TOPICS         TOPICS: Survival and response  Receptors  Control of heart rate  Nerve impulses  Synaptic transmission  Skeletal muscles are...

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Control of heart rate

Organisms respond to changes in their internal and external environments (AQA A2 Biology) PART 3 of 9 TOPICS         TOPICS: Survival and response  Receptors  Control of heart rate  Nerve impulses  Synaptic transmission  Skeletal muscles are...

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