Motor Unit Summation<span> - the degree of contraction of a skeletal muscle is influenced by the number of </span>motor units<span> being stimulated (with a </span>motor unit<span> being a </span>motor<span>neuron plus all of the muscle fibers it innervates; see diagram below).</span>
The five levels of organization in a multicellular organism are cells, organs, tissues, organ systems and organisms. The caliber of intricacy and functionality increases going from cells to organisms.
Answer:
Bc thats just us guys are stuburn too
Explanation:
<span>There is not such thing as a universally accepted standard of flexibility because there's no material that is taken as a reference point. You can't say it's twice the flexibilty of rubber or twice the flexibilty of bamboo or anything similar because no official reference points have been established in the SI system.</span>
