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Why are there only 20 amino acids?

NB this question is discussion based and could be approached from many different angles and include more ideas than I have covered below. I have split this question into 2 parts. Firstly you could dress w...

Answered by Anna A. • Oxbridge Preparation tutor

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Describe how the lungs are adapted for gas exchange (6 marks)

-There are a large number of alveoli, increasing the surface area available for gas exchange. The alveoli have many infoldings, further increasing the

Answered by Anna A. • Biology tutor

36708 Views

Examine why economic globalisation is controversial. (12 marks)

One major controversy regarding economic globalisation is that it results in the perpetuation of economic inequalities between states due to the need for developing states to enter the global free market....

Answered by Polly J. • Politics tutor

4730 Views

How should I prepare for an Oxbridge philosophy interview?

The main thing to remember when preparing for your interview is that the interviewers are just people. They want to check that you are genuinely interested in their subject and that you wouldn't be a nigh...

Answered by Isabelle S. • Oxbridge Preparation tutor

1378 Views

Suggest two ways a coast can be protected by soft engineering (4)

Firstly, one way could be through beach nourishment. This is a process where sand and shingle is added to a beach from elsewhere to build up the beach in the area that needs protecting. Another method cou...

Answered by Emily D. • Geography tutor

2337 Views