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Use your knowledge of the carbon cycle to indicate the effect of deforestation on the carbon dioxide concentration in the atmosphere, and the effect this change will have on the environment.

Atmospheric CO2 is used by trees for photosynthesis. Deforestation means that there are less trees undergoing this photosynthesis reaction, so less CO2 is taken from the atmosphere. The trees that are cut do...
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Answered by Áine C. • Biology tutor
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Why is glycogen suitable for energy storage in cells?

Glycogen is the storage form of glucose found in liver and muscle cells. It is formed during glycogenesis when excess blood glucose is taken up into liver and muscle cells via insulin release. When blood glu...
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Answered by Mahdia O. • Biology tutor
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Describe the difference between a receptor and an effector, using examples in your answer.

A receptor, such as the eye, detects stimuli so that impulses can be sent to the approriate effector, such as an arm, which will convert the impulse into a response.
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Answered by Eden C. • Biology tutor
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How does synaptic transmission across a neuromuscular junction work?

In order to answer the question, it is important to understand the terminology used. The neuromuscular junction refers to the communication between a neuron (neuro) and muscle cell (muscular). There are many...
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Answered by Ellie T. • Biology tutor
8549 Views

How does homeostasis work to control temperature in the body? (high temperature example)

Homeostasis works as a negative feedback mechanism meaning when a certain factor goes too high or too low the body will work to reverse it and bring it back to normal i.e. if temperature goes too high then t...
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Answered by Alex H. • Biology tutor
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