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Please compare and contrast the structure of human blood vessels.

There are three blood vessel types in humans: arteries, veins and capillaries.Arteries pump blood away from the heart (easy point to remember - "A" in arteries = AWAY from the heart) while veins pu...
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Answered by Hansika R. • Biology tutor
5738 Views

Please state two differences between plant and animal cells.

Plant cells have cell walls and animal cells do not. Plant cells also have chloroplasts while animal cells do not.Optional third point: plant cells have vacuoles while animal cells do not.
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How can a student test for the prescence of a halide ion?

Add a drop of each liquid to individual test tubes.To each test tube, add dilute nitric acid and silver nitrate solution.A precipitate will form for each ion present.chloride= whitebromide= creamiodide= yell...
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Answered by Marco P. • Chemistry tutor
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Describe the steps of mitosis. (10 Marks)

One mark is given for correctly naming each step (of which there are 7 possibilities). Another is given for a correct description of each stage.Prophase: Chromatin condenses to chromosomes / nucleolus disapp...
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Answered by Michael G. • Biology tutor
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If you don't get into medical school what will you do?

In this question the interviewer is exploring both your motivation and commitment to medicine. Medicine is a competitive degree and so it is important that you have considered alternative options and the int...
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