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What is atherosclerosis and how does it occur?

Atherosclerosis is a build up of fat deposits in large and medium sized arteries. This causes narrowing of the blood vessels and can lead to cardiovascular disease. If a plaque ruptures it can cause occlusio...
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Answered by Rebecca W. • Biology tutor
4151 Views

Who achieved more for American Civil Rights, Truman or Eisenhower?

On the one hand, it can be argued that president Truman (in office from 1945-53) achieved far more for Civil Rights than president Eisenhower. In 1947, Truman released a report entitled "To Secure these...
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Answered by Zelda F. • History tutor
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What makes good analysis of an unseen passage?

In terms of general advice, when faced with an extract it is best to go through it line by line, reading it slowly. Try to analyse each line of the extract if possible, then select your best analysis for you...
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[Act 1 Scene 5 lines 1-16] Using this speech, explain how far you think Shakespeare presents Lady Macbeth as a powerful woman

Lady Macbeth's soliloquy at the beginning of Act I Scene V is a turning point for the character, in which she asks to be transformed from being a powerful woman to that of a powerful anti-woman. She requests...
HK
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Explain how competitive and non-competitive inhibition affects enzymes.

When an enzyme is inhibited it means that the specific substrate that normally fits in the enzymes active site can no longer bind due to the active site having changed shape or having been blocked. Competiti...
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Answered by Zoe B. • Biology tutor
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