Question

muscle and nerve cells have developed which characteristic more than other cells?
reproduction
movement
permeability
excitability

Explanation:

Muscle and nerve cells are highly specialized for responding to stimuli. Excitability is the ability to respond to a stimulus and convert it into an action - potential or electrical signal. Muscle cells contract in response to nerve - impulses and nerve cells transmit electrical signals. This characteristic is more pronounced in muscle and nerve cells compared to others.

Answer:

Excitability