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Describe how an electrical impulse would travel across a synapse.

An electrical impulse arrives at the synaptic knob in the pre-synaptic neuron. This causes the voltage-gated calcium ion channels to open and calcium ions will diffuse into the synaptic knob, down the con...

EZ
Answered by Ellie Z. Biology tutor
3529 Views

What are the negative effects climate change is having on people and the environment?

Climate change is likely to cause multiple impacts globally on both people and the environment. One of the greatest threats posed by climate change is that of sea level rise. This means low lying countrie...

AR
Answered by Amelia R. Geography tutor
2256 Views

How do I write essays? Sample question: Was the Treaty of Versailles too harsh?

Knowing how to write a good essay is key to achieving higher grades. The principle point is that you must avoid simply 'telling a story' and instead, use this knowledge of events to present a set of argum...

JB
Answered by Jade B. History tutor
3703 Views

How do I answer a question on an unseen nineteenth-century prose passage?

The key to doing well in unseen prose analysis is practice and context. Research of societal and literary context in a specific time period and collecting simple facts help to add evidence ...

CR
5797 Views

Why do we study microeconomics?

Microeconomics analyses economic decisions made at an individual, or micro, level as opposed to macroeconomics which approaches economics from a macro level (an economy as a whole).
Austrian economis...

SS
Answered by Shivani S. Economics tutor
11890 Views

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