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Describe the steps of mitosis

Mitosis is one of the two types of cell division which leads to the production of two genetically identical diploid daughter cells (2n) from one original diploid parent cell (2n). The steps of mitosis are (i...
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Answered by Luke R. • Biology tutor
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What is the relationship between data, information and knowledge? Use an example

Data consists of raw facts and figures. An example of data is 154, 160 and 156.Information is data which has been processed by the computer system. An example of information is the height of three heights sc...
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Answered by Jonah D. • ICT tutor
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How to express (4x)/(x^2-9)-2/(x+3)as a single fraction in its simplest form.

First we should be aware of the relationship bewteen the denominator of the two fractions. Since x^2-9=(x+3)(x-3), we can multiply (x-3) on both numerator and denominator of the fraction of 2/(x+3). Hence th...
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Answered by Kexin Y. • Maths tutor
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Outline and discuss the nature-nurture debate in Psychology. Refer to two topics you have studied in your answer.

The nature-nurture debate relates to the relative importance of heredity and environment on behaviour. The nurture side of the debate argues that environmental experience (pre- and post-natal) shape our beha...
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Answered by Sofia K. • Psychology tutor
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How do two neurones interact at synapse?

When an action potential reaches the synaptic knob of the pre synaptic neurone, this causes calcium ion channels to open. This leads to an influx of calcium ions ( Ca2+) into the synaptic knob. Presence of C...
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