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Can you please explain the lock and key model of enzyme action to me?

Okay, so let's get back to basics. What is an enzyme? An enzyme is a biological catalyst that speeds up chemical reactions. How does it do this? All enzymes have active sites, which is where certain molecule...
ET
Answered by Eva T. • Biology tutor
9310 Views

What should I say during an interview to make me look better to a medical school?

That's a great question, and although there are no right or wrong answers for this, fact remains that they are looking to tick certain boxes with medical school interviews. They're looking for certain buzzwo...
ET
2694 Views

What happens if I don't know a word or construction in a prose composition question?

Prose composition is in many ways more daunting than unseen translation, since you'll be translating from a more comfortable language into a less comfortable one rather than vice versa. You may therefore com...
JB
Answered by James B. • Latin tutor
2919 Views

Express the equation cosecθ(3 cos 2θ+7)+11=0 in the form asin^2(θ) + bsin(θ) + c = 0, where a, b and c are constants.

We must first use the identity cosecθ = 1/sinθ. Now the equation becomes (1/sinθ)(3 cos 2θ+7)+11=0. Since we know that the question is asking for the answer in the form of asin 2 θ + bsinθ + c = 0, we realis...
GL
Answered by George L. • Maths tutor
7011 Views

What do Oxbridge tutors want to see in a personal statement?

You should not be intimidated when it comes to writing your personal statement: it is simply a chance for you to bring together the best of what you have read on the subject that you (hopefully) love. What O...
CE
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