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I am finding it hard to come up with idea's during my speaking exam. How can I make the conversation flow better?

This is a problem many people deal with, so you are not alone. During oral exams, we can feel so under pressure that our minds go blank and we forget everything we learnt. There are several ways to overcome ...
LG
Answered by Lucie G. • French tutor
2172 Views

What's the difference between the 'lock and key' and 'induced fit' models for enzymes?

The lock and key hypothesis suggests that the enzyme has a fixed shape/structure and the substrate has to fit into this exactly for catalysis to occur. The induced fit hypothesis is different in that it sugg...
HW
Answered by Harriet W. • Biology tutor
10789 Views

What steps occur during glycolysis?

Glycolysis is a metabolic process that takes place in the cytoplasm of a cell and occurs in both aerobic and anaerobic respiration pathways. One six-carbon compound is converted into two three-day on molecul...
IS
Answered by Isabelle S. • Biology tutor
11500 Views

Using Newton's law of universal gravitation, show that T^2 is proportional to r^3 (where T is the orbital period of a planet around a star, and r is the distance between them).

(Lets consider a simple planetary system composed of a planet orbiting a star. the gravitational force between the two is given by F=(GMm)/(r 2 ). Assuming the planet also moves in a circular orbit, we can c...
KS
Answered by Karanvir S. • Physics tutor
30844 Views

Interview question: Why should we give you an offer instead of another candidate; what separates you from the rest?

In answering this question, you will need to be careful, with the examiner looking forward to hearing your strengths, whilst also expecting you to be very careful in treading the line between arrogance and c...
YG
2698 Views