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Describe the process of a cardiac cycle.

Cardiac cycle is the contraction and relaxation of the heart to push the blood to the rest of the body. Systole = contraction (so, atrial systole means contraction of the atrium, ventricular systole means co...
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Answered by Yvonne L. • Biology tutor
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Write down the vector equation of the line l through the point (1,-1,2) and parallel to the vector 2i + 4k

Firstly, you need to see what is being asked to do. You need to find a vector equation of a line.Remember that the vector equation of a line is represented as r = a + λb.r is any point on the line, a is a sp...
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Answered by Clare M. • Maths tutor
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Why has affirmative action failed in the United States- how to answer this question

Firstly, when answering this question I would define what affirmative action is. This tells the examiner that you have background knowledge of the subject and also works as a good introduction for the questi...
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Answered by Amy H. • Politics tutor
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How is power represented in Marlowe’s Dr. Faustus?

The theme of power is introduced at the beginning of the play, where Faustus is brimming with ideas on what he would do with all the power in the world. He imagines obtaining great wealth, drawing the contin...
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How can I prepare for the essay part of the LNAT?

When Admissions Tutors read your LNAT essay, they want to see three things: a clear argument; supported and developed by evidence or logic; written in an interesting and engaging way. Tutors know that this w...
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Answered by Conleth B. • Law tutor
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