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I'm confused in the difference between the cell wall and the cell membrane?

Good question. It's quite common to get both terms confused and they're both refering to a protective component of the cell. The best way to remember it is, that the membrane is present in all cell types and...
RS
Answered by Rahmina S. • Biology tutor
9335 Views

What is osmosis and how does it differ from diffusion?

Diffusion and osmosis are very similar processes. Osmosis is a particular case of dissusion, therefore it is easier to explain the overarching theory of diffusion first. Diffusion is a gradual movement of pa...
SJ
Answered by Sam J. • Biology tutor
5479 Views

What is a synapse?

a junction between 2 neurones
IG
Answered by India G. • Biology tutor
3104 Views

What is homeostasis? Can you use a couple of examples to explain the difference between positive vs negative feedback?

DEFINITION Homeostasis = the maintenance of a constant internal environment Every process in the body that occurs in everyday life, such as keeping the heart beating, changing from sleep to wakefullness, tal...
JT
Answered by Jasmine T. • Biology tutor
7824 Views

What are the electrical changes in an axon that occur during an Action Potential?

The resting potential of the axon membrane is around -70mV, where it is more negative on the outside of the axon than the inside. A stimulation causes Na+ (sodium ions) channels in the axon membrane to open ...
BF
Answered by Belia F. • Biology tutor
4974 Views