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How to I approach an unseen text/poem

To any student who is required to analyse an unseen text in an exam setting, I would advise them to a set of techniques to notice when annotating the poem which would allow them to uncover literary technique...
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Answered by Dulcie G. • English tutor
3231 Views

What is the Bohr effect and how does it affect oxygen unloading?

The Bohr effect describes the change in affinity for oxygen haemoglobin has as a result of an increased partial pressure of CO2. It occurs due to the reaction between CO2 and H20, catalysed by carbonic anhyd...
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Answered by Tom M. • Biology tutor
15736 Views

Why is the Mg2+ ion smaller in radius than the Na+ ion?

The magnesium ion is in group two of the periodic table, whereas sodium is in group one. This means that magnesium has one more proton than the sodium ion, so it has a more positive core. Both ions have the ...
OD
Answered by Olivia D. • Chemistry tutor
19112 Views

How do white blood cells respond to infections?

The white blood cells detect the foreign antigens on the cells surface. They then rapidly produce antibodies which match the antigens and attach onto them. This allows other white blood cells to engulf the p...
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Answered by Olivia D. • Biology tutor
4232 Views

Explain why, in the long run, a firm will always make normal profits.

The condition for this scenario is that perfect competition must hold, whereby there is free entry to and exit from the market, and perfect information is available to all firms.In the short run, if firms su...
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Answered by Joe R. • Economics tutor
3002 Views