Zoology-(general)
NEET Zoology (general) Assertion Reason Question
Type: Assertion Reason-assertion-Medium-Class 11
Assertion (A): Transmission of impulses across chemical synapses is slower than across electrical synapses. | Reason (R): At electrical synapses, the membranes of pre- and post-synaptic neurons are in very close proximity allowing direct flow of electrical current.
A
Both A and R are true and R is the correct explanation of A.
B
Both A and R are true but R is not the correct explanation of A.
C
A is true but R is false.
D
A is false but R is true.
Correct Answer
Option A
Detailed Explanation
The NCERT context explains that impulse transmission across electrical synapses is faster due to the close proximity of neurons allowing direct electrical current flow, which is the reason for the slower transmission in chemical synapses.
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