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Biology
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How does vaccination provide immunity?

Pathogens are microorganisms that can cause disease. If they enter the body, they can start an immune response. On their surface, they have antigens, which are substances that start that immune response. ...

LF
Answered by Lana F. Biology tutor
2612 Views

How is information passed across a synapse?

A synapse is a junction between neurons. For neurons to communicate signals to each other, it is vital that information can cross the synapse when appropriate.

The neuron before the synapse (the pr...

AT
Answered by Alex T. Biology tutor
17813 Views

Which of these is a correctly balanced equation for respiration? C6H12O6 + 3O2 → CO2 + 3H2O C6H12O6 + 6O2 → 6CO2+ 6H2O C6H12O6 + 6O2 → 6CO2 + 3H2O

Teaching points:

Go through balancing equations 

Formalae of glucose 

Different types of Respiration - and how to balnce other equations 

Respiration in animals vs plants 

...
AP
Answered by Anish P. Biology tutor
8541 Views

How is the resting membrane potential produced in typical mammalian neurons?

The membrane potential describes the movement of charged ions across a membrane. A positive membrane potential indicates net movement of positive charge into the cell, or net movement of negative charge o...

AT
Answered by Alex T. Biology tutor
9536 Views

A patient has the cold, explain to them why antibiotics can only be used to treat certain types of infection and the issues that develop when antibiotics are used too much.

Infections can be caused by bacteria, viruses or fungi. Antibiotics are a class of drug designed to kill or stop the growth of bacteria. They cannot be used to t...

CS
Answered by Catherine S. Biology tutor
2820 Views

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