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Do you have any exam tips for Biology Paper 2?

So one thing I observed in my Biology class was that students would memorise every single piece of inforrmation about each biological process that was written on their 'comprehensive flashcards'. One thin...

LB
Answered by Louis B. Biology tutor
4133 Views

Can you explain the oxygen dissociation curve? and the Bohr Shift?

As each O2 molecule binds to the haemoglobin, it alters the shape of the protein --> making subsequent binding more favourable. Therefore the affininity for oxygen will be greater in places with a high...

LB
Answered by Louis B. Biology tutor
2427 Views

I do not understand how demand and supply work, can you please explain it to me?

Economics is the social science that studies the production, distribution and the consumption of goods and services. To explain this concept, we use the model of demand and supply, which is shown in a gra...

AM
Answered by Anya M. Economics tutor
2316 Views

How should I structure an essay?

For Philosophy, there is no specific set essay style and the IB recognises this somewhat. The general jist of philosophy is that unlike other subjects it lets you be kind of personal - sometimes you can e...

TW
Answered by Thomas W. Philosophy tutor
2089 Views

¿Qué se puede hacer para mantenerse en forma durante en invierno?

Durante el invierno, especialmente en inglaterra, el tiempo puede ser terrible y se cuesta mucho mantenerse en forma. Cuando haga frío, nadie quiere salir para correr, ni hacer ninguna clase de yoga en el...

JW
Answered by Jordanne W. Spanish tutor
2074 Views

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