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How is blood in the veins returned to the heart?

This question requires understanding about how blood flows in the veins. The body contains three types of blood vessel: artery, vein and capillaries, each with different characteristics. Veins carry deoxygen...
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Answered by Grace B. • Biology tutor
14791 Views

Outline the different stages of the Multi-store model of memory

Firstly, information enters the memory, via the senses, from the environment, into the sensory memory . If this information is paid attention too, it is transfered to the Short term memory. This memory store...
MH
Answered by Molly H. • Psychology tutor
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'The House of Commons is in greater need of reform than the House of Lords.' Discuss.

The student would need to look at both the positive and negative aspects of the two chambers in order to effectively tackle the question. Two key points for and against, plus an introduction and a conclusion...
AM
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Suggest how globalisation increases migration flows towards megacities such as Shanghai (10)

Globalisation has allowed countries such as China to liberalise their trade in order to attract TNCs and foreign investment to increase their economic growth. This has led to the creation of EPZs (Export Pro...
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Answered by Prerana J. • Geography tutor
4487 Views

Evaluate the impact of the increase in the number of public sector employees on the UK economy (12)

An increase in the number of public sector employees is likely to have two main benefits. DIAGRAM SHOWING AGGREGATE SUPPLY AND AGGREGATE DEMAND INCREASING, SIMULTANEOUSLY SHOWING AVERAGE PRICES AND REAL OUTP...
MM
Answered by Matthew M. • Economics tutor
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