Search our library of homework questions

Top answers

All subjects

All levels

What are your top tips for writing a personal statement?

Remember: it's about you and to help your applicationSome universities will use only your personal statement and academic records to judge whether you deserve a place and/or how yo...

Answered by Rebecca A. • Personal Statements tutor

2193 Views

How to answer an exam question such as "how might action potential transmission be affected by multiple sclerosis, a nervous system disease characterised by damage to neuronal myelin sheaths"

5 marking points to hit:Transmission of action potential will be slower in neurons with damaged myelin sheaths (1) because myelin is an electrical insulator (2) so increases the speed of action potential ...

Answered by Rebecca A. • Biology tutor

5456 Views

What is product rule differentiation?

Product rule differentiation, is a form of differentiation which is used to calculate the derivative, i.e. the gradient of the function, of a function f(x) which is made up of one function g(x) multiplied...

Answered by Thomas F. • Maths tutor

4545 Views

What are differences between speed and velocity, velocity and speed and acceleration?

Firstly, it is important to know the difference between scalars and vectors. Scalars are just a number associated with a measured quantity, while vectors are a number AND a direction associated with a qu...

Answered by Felix P. • Maths tutor

10830 Views

How does sexual selection lead to the evolution of elaborate male traits?

Observing animal species with exaggerated ornaments and weapons that do not seem of importance in the animal’s struggle for survival, Darwin created the concept of sexual selection to account for the evol...

Answered by Zdravko Z. • Biology tutor

3317 Views