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Describe how a a neurone communicates it's information with an adjacent neurone through the synapse? (3 marks)

Neurotransmitter is released from presynaptic neurone into the synaptic cleftDiffuses across the synapse Neurotransmitter binds onto postsynaptic membrane
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Answered by Sofia P. • Biology tutor
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(i) What is the net agin of ATP in Glycolysis? (2 marks) (ii) Where is ATP used in Glycolysis?( 1marks)

(i) In the breakdown of glucose 4 ATP is produced, however 2 ATP are used leaving a net gain of 2 ATP.(ii) In the energy investment stage, 2 ATP molecules are used to phosphorylate glucose into fructose diph...
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Answered by Sofia P. • Biology tutor
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Describe the electrons in Benzene

delocalised pi electronslower e density than alkeneshalogen carrier is needed to generate more powerful electrophile so reaction can take place with benzene draw benzene and resonance hybrids
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Answered by Imogen T. • Chemistry tutor
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Décris tes dernières vacances. Où et quand es-tu allé(e) en vacances ? Avec qui ? Qu’est-ce que tu as fait ? Quel temps faisait-il ?

Quand j'étais petite, je suis allée en vacances avec ma famille. Nous avons étè en France. C'était fantastique parce que, nous avons fait du vélo de Londres à Paris sur l'avenue verte. Quand nous sommes arri...
JA
Answered by Juliet A. • French tutor
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what are the types of speciation and how do they occur?

Sympatric speciation occurs when populations (groups) of a species that share the same habitat become reproductively isolated from each other this can be caused by numerous phenomenon. The most common is alt...
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Answered by Joshua M. • Biology tutor
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