Search our library of A Level questions

Top answers

All subjects

A Level

Osmoregulation is the process by which the body regulates the volume of water in the body. Define homeostasis and describe where osmoreceptors are located. Explain how osmoreceptors work and describe the key osmoregulation hormone and its target organ.

Osmoreceptors are located in the brain, within they posterior pituitary of the hypothalamus.Osmoreceptors shrink in response to reduced water in the blood due to movement of water from the osmoreceptor in...

Answered by Joely K. • Biology tutor

4112 Views

Explain the process of classical conditioning with reference to a child's attachment to their parent

The Uncontrolled Stimulus (UCS) of a parent prior conditioning would not prompt a response of happiness (or attachment, the uncontrolled response) until it has been repeatedly paired with the neutral stim...

Answered by Annabelle K. • Psychology tutor

2122 Views

How is wildness portrayed in Emily Brontë's 'Wuthering Heights?'

'Wuthering Heights' is a novel concerned primarily with destruction. Love is the key theme; it transcends generations, forms a hatred between strangers and, essentially, love kills. The figure in which lo...

Answered by jessica o. • English tutor

2987 Views

'Personal ambition was more important than revolutionary principles in Napoleon's consolidation of power in the years 1799 to 1804.' Assess the validity of this view.

The view that Napoleon's consolidation was more influenced by personal ambition than revolutionary principles is largely valid. Whilst Napoleon did continue to implement the principles of 'liberty, equali...

Answered by • History tutor

3894 Views

Why are there anachronistic elements in Anouilh's Antigone?

Firstly, it's important to establish what exactly an anachronism is:anachronism: something appropriate to a time period other than the one it exists inIn other words, if ...

Answered by Kit S. • French tutor

4021 Views