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Karnataka Board PUCPUC Science Class 11

What is the difference between electrical transmission and chemical transmission? - Biology

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Question

What is the difference between electrical transmission and chemical transmission?

Distinguish Between
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Solution

Electrical Transmission Chemical Transmission
i. Electrical transmission is mediated by electrical synapses. i. Chemical transmission is mediated through neurotransmitters.
ii. Pre- and postsynaptic neurons' membranes are relatively close together.  ii. A synaptic cleft separates the membranes of pre-and postsynaptic neurons.
iii. Across the synapses, electrical current can travel straight from one neuron to the next.  iii. Neurotransmitters play a role in the transmission of synaptic impulses.
iv. This transmission is more efficient. iv. This is a slower transmission.
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Chapter 21: Neural Control and Coordination - Exercises [Page 122]

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NCERT Exemplar Biology [English] Class 11
Chapter 21 Neural Control and Coordination
Exercises | Q 2. | Page 122
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