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Give an example of convergent evolution and suggest why it has occurred.

This is an example of a question a Biological Sciences candidate could expect at an Oxford interview.
The interviewer might start by asking for a definition of convergent evolution ("convergent...

CH
2157 Views

How would you carry out a flame test and what colours would Li+, Na+, K+ and Ca2+ ions form?

Use a clean platinum wire loop. To clean the loop, dip in dilute HCl and hold in flame until the flame burns without any colour. Then dip clean loop into samples. Li+ turns the flame red, Na+ yellow\orang...

RP
Answered by Rosie P. Chemistry tutor
3864 Views

Describe and explain the events that occur in full contraction of the heart

-To start the sinoatrial node (SAN) on the wall of the right atrium sends an electrical signal across the right and left atria to contract and the blood moves into the ventricles. A layer of non-conductiv...

RP
Answered by Rosie P. Biology tutor
2856 Views

Solve the simultaneous equations 3x+2y=4 and 4x+5y=17 for x and y

Rearrange one of the equations to get x equals an equation in terms of y.3x+2y=4Take 2y away from both sides3x=4-2yDivide both sides by 3x=(4-2y)/3Substitute this into the other equation in place of x4((4...

JC
Answered by Jack C. Maths tutor
7278 Views

What should I expect from a Biology interview at Oxford

First, you must remember that one of the main purposes of Oxbridge interviews, aside from seeing whether you would cope with the academic standard, is as an opportunity for the tutor to assess your charac...

HT
3218 Views

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