Top answers

Discuss the role of neural and/or hormonal mechanisms in aggression (8 marks+ 16 marks)

In normal levels serotonin can have a calming, inhibitory effect on neural firings in the brain. However, in low levels the inhibitory effect of serotonin is removed. This results in individuals being less a...
BP
Answered by Bethan P. • Psychology tutor
9287 Views

Is Virgil's Aeneid a pro-Augustan epic?

Augustus was the first emperor of Rome and was heavily concerned with securing his own legitimacy and creating a long-lasting legacy for himself. One of the ways in which he did this was by writing himself i...
HS
5272 Views

What are the skill sets I will be required to know in order to write a good philosophy essay?

It is extremely important in philosophy, more so than other subjects, to demonstrate your ability to think critically and analyse arguments. The examiner will be looking for your ability to think, rather tha...
SR
Answered by Sophie R. • Philosophy tutor
3185 Views

How does respiration occur in living cells?

Glucose is broken down using oxygen. This releases energy from the bonds of glucose. The products are carbon dioxide and water.
NV
Answered by Nastia V. • Biology tutor
6387 Views

When 0.81 m of a wire with cross-sectional area of 3.1*10^-11 m^2 is connected across a 2 V battery a current of 1.6 A flows in the wire. Find the resistivity of the material of the wire.

The resistance in the wire is given by the resistivity of the material by the lenght and divided by the cross-sectional area (R = p L/A). From here we can rearrange and have p = R A/L. However, we also know ...
VB
Answered by Viktoria B. • Physics tutor
7370 Views