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How do you structure an essay in French?

Writing an essay in French can be a daunting task but it can be treated in the same way as writing an essay in English or any language. You must have an introduction, main body through which you explore and ...
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Answered by Krishmeela R. • French tutor
3073 Views

Explain the sequence of events that occur in the control of the cardiac cycle.

The sino-atrial node depolarises which causes a wave of excitation to pass through the atria (right prior to left) before reaching the atrio-ventricular node. The wave of excitation causes systole of the atr...
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Answered by Hannah G. • Biology tutor
8746 Views

Calculate the percentage of Copper in Copper oxide (CuO, Mr=80). (3 marks)

Ar of Cu = 64 (1 mark) Percentage of copper in CuO = 64/80 x100 (1 Mark) Percentage of copper in CuO = 80% (1 mark)
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Answered by Katie D. • Chemistry tutor
24685 Views

What is the difference between haploid and diploid cells? (2 Marks)

Diploid cells contain 2 sets of chromosomes (23 pairs of chromosomes) e.g. body cells . Haploid cells contain half the amount of chromosomes as diploid cells (only 1 set of chromosomes ) e.g. gametes.
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Answered by Katie D. • Biology tutor
24524 Views

Describe how a sperm cell is adapted to its role (4 marks).

The role of a sperm cell is to fertilise an egg cell and pass on genetic material. The nucleus of the sperm cell contains the male genetic material/DNA. The head of the sperm cell contains many mitochondria ...
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Answered by Katie D. • Biology tutor
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