Carbon dioxide returned to the atmosphere primarily by the

Look at the following answer choices and determine which belongs in the both category. testable, can be disproven explains natural phenomena, has evidence to support it prediction, tentative, one or more scientists working together well established, many different scientists working independently, highly reliable

Aplant may open end close its stomata to prevent excess water loss and maintain

When listening the levels of orginization in orginisims from the smallest to most complex , which level is just below organs in complexity