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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 presynaptic ...
AT
Answered by Alex T. • Biology tutor
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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 By product of Lactic acid - what it is ...
AP
Answered by Anish P. • Biology tutor
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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 out....
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Answered by Alex T. • Biology tutor
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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 treat infections caused by viruses, such as the...
CS
Answered by Catherine S. • Biology tutor
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Describe how an action potential is transmitted down the axon of a myelinated neurone

Depolarisation of the membrane in a myelinated neurone occurs in gaps between the schwann cells of the myelin sheath known as nodes of Ranvier. During depolarisation of the membrane at a node there is an inf...
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Answered by Angus N. • Biology tutor
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