Top answers

What does the cornea do?

bends light as it enters the eye
LW
5373 Views

Describe what is meant by the 'lock and key' theory.

When binding two things together in biology, such as an enzyme and a substrate, in order to fit together they musth ave a specific shape. The shape of the enzyme active site must be the reciprocal to the sha...
LW
Answered by Lily W. • Biology tutor
5430 Views

How do I effectively structure an essay?

Read the text 2 -3 times. The first read is to experience the text as intended and to jot down your first impressions, the following reads are where you get to do some critical digging! Make sure that you un...
AK
Answered by Ashana K. • English tutor
2041 Views

How do we know the derivative of x^n

What does derivative mean? The derivative of a function the represents the gradient of the function for each value of x. Remark that the gradient of a function at point (x,f(x)) is equal to the gradient of a...
TP
Answered by Thomas P. • Maths tutor
4065 Views

What is the equation for respiration?

C6H12O6 + 6O2 -----6CO 2 + 6H 2 O
LW
Answered by Lily W. • Biology tutor
3468 Views