Where are the questions so i can answer them?
Nearly all of the energy comes from the sun
<span> </span><span>, electrons, are </span>found<span> in orbitals outside of the</span><span>nucleus hopes this help. have a great day
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The answer is 60% are active
As epithelial makes the outer covering of all the organs and skin is also made of epithelial...so to be sure that it does not get depleted or destroyed due to friction and other external cause ...it should be highly generative !
