<span>Robert Hooke was the first person to see cells.</span>
both plants and animals can if that helps. So any living being I think...
MRNA is ur answer hopefully
Answer:
The answer you're looking for is "Solution".
A Muscle Contraction Is Triggered When an Action Potential Travels Along the Nerves to the Muscles. Muscle contraction begins when the nervous system generates a signal. The signal, an impulse called an action potential, travels through a type of nerve cell called a motor neuron.
