The main differences are that in a Closed System there are a limited number of nutrients, whereas in an Open System of growth there are an unlimited amount of nutrients. ... In contrast, in a Closed System Growth, dead cells remain in the same area where living cells are attempting to divide.
A,C, and D are what I believe to be true
The answers is a) the permafrost thaws in summer.
<span>I think there should be options to choose. Anyway, I think I know the answer: The Buffalo and Big Cypress Bayou both contain sludge which are great breeding grounds for small fish and shell fish.</span>
The energy in coal comes from energy that was stored in giant plants that lived hundreds of millions of years ago in swamp forests, even before the dinosaurs! When these giant plants and ferns died, they formed layers at the bottom of the swamps. Water and dirt began to pile up on top of the dead plant remains. Hope this helps. ♀️