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a molecule that stores large amounts of energy that can be used for metabolic activity.
(also called homeostatic control) the self-regulation and maintenance of a constant stable...
single-celled algae that have two flagella and are found mainly in seawater but are also common...
the second biological classification group (taxon) that is divided into phyla (for animals) or...
plant-like organisms that live and grow in water; they make their own organic food by the...
substances that have a harmful effect on the environment and also on human health.