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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 - the eye dilates - t...
AM
Answered by Aaminah M. • Biology tutor
5581 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 globalis...
MS
Answered by Maya S. • Economics tutor
4098 Views

Given the ratio of x : y is 7 : 4 and x + y = 88. Work out the value of x – y

7x = 4yx=4y/7If we insert this into our other equation.4y/7 + y = 8811y/7 =88y = 56As we knowx =4y/7X= 4*56/7 = 32Then we can work out the answer X - Y = 32 - 56 = -24
SK
Answered by Salih K. • Maths tutor
5018 Views

Does the First Past the Post (FPTP) electoral system provide fair representation of the electorate?

The short answer is no but to delve deeper into the issue there's 2 main areas to look at: The choice FPTF gives voters - Most countries that use FPTP have a two party system which means that the real choice...
JD
Answered by Joy D. • Politics tutor
4566 Views

What is the cartoonist's message of this source? (Source to be put on the screen) 7 Marks

The main message of this source is that the American air strikes on Vietnam were effective in helping to diminish Ho Chi Minh's and the Viet Cong's control of the South . In the source Ho Chi Minh is shown t...
PA
Answered by Phoebe A. • History tutor
5699 Views