Single Tree Selection : is the most common cutting in which scattered individual trees of multiple age classes
Group selection : is under this system , a number of group or small openings created by the removal of several adjacent trees
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Without evolution biology has thousands isolated and related facts
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, the energy in food is converted into energy that can be used by the body's cells.glucose and oxygen are converted into carbon dioxide and water, and the energy is transferred to ATP.
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Explanation:Define as it relates to adaptation
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Excess nitrogen can cause over-stimulation of growth of aquatic plants and algae. Excessive growth of these organisms, in turn, can clog water intakes, use up dissolved oxygen as they decompose, and block light to deeper waters. So few organisms live in these conditions or even can suffocate and die.