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Muscle contraction is a chemical process involving proteins. Explain how skeletal muscle contracts.

The best way to approach these type of questions (worth 8 marks) is to explain everything step by step. This will make it much easier for you to explain under stressful exam situations as well as for the ...

HL
Answered by Hilary L. Biology tutor
7063 Views

Explain how a fall in interest rates can affect total spending in the economy.

The manipulation of the level of interest rates is controlled by the government's monetary policy to influence the aggregate demand. A fall in interest rate would reduce the cost of borrowing, thus encou...

SK
Answered by Stavria K. Economics tutor
17006 Views

Discuss genetic factors involved in agressive behaviour.

Genetic factors involved in aggressive behaviour have been shown through a number of various ways. The use of twin studies is useful in researching in to this field as if a greater similarity is shown in ...

AC
Answered by Ailish C. Psychology tutor
7014 Views

Outline one Psychological explanation of Schizophrenia

The psychodynamic explanations: family systems theory devised by Fromm-Reichmann says that Schizophrenia (Sz)is caused by Schizophrenogenic Mothers. She argued that this type of Mother would send mixed me...

AC
Answered by Ailish C. Psychology tutor
16017 Views

How is a nervous impulse transmitted across a synapse?

A nervous impulse is transmitted across the synapse from a pre-synaptic neurone to a post-synaptic neurone through the use of neurotransmitter diffusion. To explain this in more detail let’s take the exam...

MW
Answered by Marnie W. Biology tutor
69830 Views

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