In Which Aspect Are Gap Junctions and Plasmodesmata Least Similar

question 8

Multiple Choice

In which aspect are gap junctions and plasmodesmata least similar to each other?

• A) Composition
• B) Location
• C) Internal diameter
• D) Role
• E) Shape

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Definitions:

Transmitters

Chemical agents released by neurons that cross synapses to carry signals to other neurons or muscles.

Transporter Proteins

Proteins that move molecules across cell membranes, playing critical roles in nutrient uptake, neurotransmitter clearance, and waste removal.

Presynaptic Axon

The part of an axon that is situated at the presynaptic side of a synapse, responsible for releasing neurotransmitters.

Neurotransmitter

A chemical substance that transmits signals across a synapse from one neuron to another in the brain and nervous system.