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Name and briefly describe four methods in which molecules and ions may pass through a cell membrane?

A. Osmosis - the movement of water down a water potential gradient through a partially permeable membrane.
B. Diffusion - the net movement of molecules or ions down ...

Answered by Human Biology tutor
3689 Views

Do I need to read lots of philosophy books before my Oxford interview?

In short, no. The Oxford philosophy course is designed so that you don't need lots of prior knowledge about different philosophers or the field in general - if you didn't take Philosophy and Ethics at A-l...

TC
Answered by Toger C. TSA Oxford tutor
1744 Views

What do Medical schools mainly look for in an application?

All medical schools require specific grades according to each university's entry requirement. They all mostly ask for As and beyond, depending on the specific medical school you are applying to. It is als...

CC
1171 Views

Why do veins have valves and why don't arteries have them?

The heart pumps the blood into the arteries with a very high pressure and the blood can therefore travel through them to the tissue of interest. The arteries are also very elastic, therefore they can puls...

AC
Answered by Ana C. Biology tutor
8733 Views

Are the tutors trying to trick you?

So, my instinct in answering this question is a definite NO. There are a lot of terrible myths going around that present Oxbridge interviews as some kind of MI6 screening scenario . I remember when I was ...

ES
1439 Views

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