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An enzyme is a biological catalyst
Perform chemical reactions by lowering the activation energy (could then draw out ener...
Competitive inhibitors, compete for the active site. They have a similar shape to the substrate and so can bind to the active site and prevent the substrate from binding. This means the subtrate cannot bi...
mRNA is produced from the transcription of DNA in the nucleus. Afte splicing has occured to remove non coding introns from the pre-mRNA, the mRNA leaves the nucleus via nuclear pores. Moving to a ribosome...
All synapses are junctions between neurones and cells. Neurotransmitters are released from the presynaptic neurone into the synaptic cleft, and then they bind to the postsynaptic membrane and stimulate ac...
The two are very similar! A synapse is a junction between a Neurone and the next cell. A neuromuscular junction is a kind of synapse, one that occurs between Moto...
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