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Briefly evaluate the biological approach in Psychology. (6 marks - AQA style)

One strength of the biological approach is that it has real-life application. For example, a modern understanding of biochemical processes within the brain has led to the development of psychoactive drugs wh...
JH
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Discuss the 2 most-commonly encountered representations of benzene, providing an advantage and disadvantage for each

Kekule structure advantages: Useful for mechanistic understanding, can push arrows to advise likely regiochemistry. Disadvantages: ignores aromatic stablisation, drawn structure much higher energy than actua...
WH
Answered by William H. • Chemistry tutor
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What's the mechanism behind inspiration in human?

This entire process is based on a pressure gradient or the difference in air pressure between the air inside our lungs and the air in our external environment. Just like the normal principle of concentration...
PN
Answered by Pam N. • Biology tutor
5958 Views

An ultraviolet wave of continuous frequency reflects from a solid surface back in the direction of the transmitter. Assuming no amplitude is lost, describe and explain the behaviour of the particles in the medium between the transmitter and surface.

The transmitted and reflected waves are of equal frequency and are both continuous, so they will superpose and interfere with each other. In the regions of maximal constructive interference, antinodes will f...
JS
Answered by Jonas S. • Physics tutor
2620 Views

How should I structure my conclusion in an essay?

Always begin your conclusion by providing a judgement on the question. This should be a simple statement which summarises your argument. You should then give a reason for your answer, and explain why you dis...
BB
Answered by Beth B. • History tutor
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