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Describe to me the pupillary light reflex, and how the differences in light intensity cause this change.

Pupils can either dilate or constrict in response to changes in light intensity.

In very bright light - the eyes constrict - as a protective mechanism
In very dull light/dark conditions - ...

AM
Answered by Aaminah M. Biology tutor
4840 Views

Explain and provide evidence for one psychological explanation of schizophrenia in relation to the family environment.

Arguably one of the most dominant psychological explanations of schizophrenia, in relation to the family environment, is the double-bind theory (Bateson et al, 1956). This is when children are consistentl...

JH
Answered by Jack H. Psychology tutor
11661 Views

What are the advantages and disadvantages of globalisation? (6)

One advantage of globalisation is that is it has caused increased growth for many countries which has led to a rise in GDP thus a rise in living standards of the population. One disadvantage is that globa...

MS
Answered by Maya S. Economics tutor
3540 Views

"An Act Utilitarian uses scientific reasoning to resolve ethical dilemmas." Discuss.

I would expect the student to approach the question by first defining the terms used in order to demonstrate their understanding. They should state what they will be discussing so the tutor can see the di...

KW
2655 Views

What would your advice be on revision for History at A-Level?

There is no definitively correct answer on revision. All students learn and revise in a variety of different ways.However, my advice when it comes to History at A-Level and even during my studies at under...

DL
Answered by Daniel L. History tutor
2008 Views

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