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How to do well in the UKCAT?

I am currently a medical student going into my 2nd year at Kings College London, having just passed 1st year with a merit. I received a score of 800 in my UKCAT, to put this into perspective, scores of over ...
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Answered by Zuhayr A. • UCAT tutor
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What are Van Der Waals dispersion forces?

Van der Waals forces are a form of intermolecular (between molecules) force. A covalent bond is created by a shared pair of electons. (For example two chlorine atoms will share 2 electrons to form a Cl 2 mol...
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Answered by Zuhayr A. • Chemistry tutor
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What are the limiting factors of Photosynthsis

Photosynthesis requires optimal temperatures, high levels of light, and carbon dioxide. The limiting factor of photosynthesis is the factor with the least favourable level; ie. increasing this will increase ...
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Answered by Zuhayr A. • Biology tutor
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How does natural selection work?

Note: Keywords which are vital for marks will be highlighted in bold. Within all populations, there is variation. This is due to different alleles (types) of different genes being present in different indivi...
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Answered by Zuhayr A. • Biology tutor
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How do I use two-way prepositions?

Prepositions affect the case of the noun after them, and two-way prepositions can either put this noun into the dative or the accusative, depending on if there is movement in the sentence or not. Examples of...
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Answered by Ella N. • German tutor
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