Search our library of homework questions

Top answers

All subjects

All levels

What happens at neuromuscular junctions?

A wave of depolarisation is sent toward the neuromuscular junction, this causes voltage gates Ca2+ channels in the presynaptic membrane to open allowing the Ca2+ ions to enter following their concentratio...

Answered by Max W. • Biology tutor

3130 Views

A car of mass M and a maximum power output of P is on an rough inclined plane Θ to the horizontal. What is the maximum velocity (v). Coefficient of friction=μ and air resistance=kv where k is constant

At the maximum velocity the driving force of the car is equal to the sum of the opposing forces: F_driving=F_friction+F_air+mgsinΘ F_friction=mgμcosΘ F

Answered by Joel B. • Physics tutor

1868 Views

What are the differences between the different sturctures of proteins?

There are 4 different structural forms of proteins; Primary, Secondary, Tertiary and Quaternary. The primary structure is a chain of amino acids joined by peptide bonds. The secondary structure is a chain...

Answered by Max W. • Biology tutor

4207 Views

How do I prepare for unseens in the exam?

I would prioritise your principal parts learning; make an effort to go through, say, 10 a day on flashcards and break it down - it seems like a big task but it can easily be made simple.
Go online a...

Answered by Annelise A. • Latin tutor

1394 Views

I was wondering if there’s any advice that you might have for an essay like this... the title I think I’m going to write on is ‘Is love a narrative force to be reckoned with in epic? Discuss with examples from Greek and/or Lati

what really impresses the examiner is getting your inspiration from material you have come across before (e.g from a set text or reading you've done) and developing an idea you found interesting from ther...

Answered by Annelise A. • Classical Greek tutor

1019 Views