Abrief contraction of all muscle fibers in a motor unit in response to a single action potential moving down the somatic motor neuron is known as

Pl which diagram illustrates prophase?

The picture represents a structure of the respiratory system. which is the function of this structure? to bring air into the body to exchange oxygen with carbon dioxide to carry air to the lungs to release oxygen from the body

This is collection of data made by comparing objects in standard units. in science, the units are metric.