Top answers

Biology
A Level

Describe the process of allopatric speciation. How does this differ from sympatric speciation?

Basic level answer

Description of some form of geographical separation leading to isolated populations

Referencing reduced interbreeding and the development of differences b...

JK
Answered by James K. Biology tutor
4331 Views

Explain the process starch goes through from when it enters your mouth to your small intestine.

I would look at what starch is, what process is happening and how does it happen: Starch molecules are carbohydrates composed of sugar monomers of carbon, hydrogen and oxygen, a single sugar molecule is c...

LO
Answered by Lucy O. Biology tutor
11298 Views

How does the heart pump blood around the body?

Firstly it is very important to understand the basic anatomy of the heart, so I would ensure all students would be able to visulise and draw the structure of the heart and are capable of labelling the pat...

EM
Answered by Emma M. Biology tutor
3699 Views

What are the different roles of synapses in the nervous system?

When discussing synapses we tend to think of a typical cholinergic (uses an acetylcholine neurotransmitter) synapse, which transmits an action potential from the synaptic bulb of the presynaptic neurone t...

ID
Answered by Isabelle D. Biology tutor
8319 Views

Why does the nervous system have synapses if they slow down transmission?

Synapses are chemical connections between neurons which do indeed slow down transmission. However, they provide the nervous system with many benefits that could not be achieved without them: They ensure t...

SJ
Answered by Samuel J. Biology tutor
18922 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