Top answers

All subjects
All levels

Explain the formation of an action potential.

The change from resting potential to action potential is caused by the stimulation of a recpetor, this causes a chain reaction which eventually leads to a positive environement inside the...

MT
Answered by Molly T. Biology tutor
2710 Views

Explain how anti-diuretic hormone (ADH) is released and acts on cells in the collecting duct wall?

Osmoreceptors in the hypothalamus detect a change in the water potential of blood, this stimulates neurosecretory cells to make and release ADH. ADH travels down the axon to the terminal bulb in the poste...

CB
Answered by Claire B. Biology tutor
4675 Views

What is First Past the Post and why has it been criticised?

First Past the Post is an electoral system used in countries such as the USA and the UK to elect representatives. It works in a very simple way: the candidate who recieves the most votes wins. So, for exa...

BG
Answered by Benjy G. Politics tutor
2989 Views

Explain the term 'direct democracy' (5)

Direct democracy involves people power, or the self-government of people, contrasting to a representative democracy by which representatives are elected in order to voice the opinions and interests of cit...

AR
3905 Views

What is the chemical equation for aerobic respiration

6O2 + C6H12O6   --->  6CO2 + 6H2O

In words this is:

Oxygen + Glucose ---> Carbon dioxide + Water...

MS
Answered by Mathew S. Biology tutor
15814 Views

We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning