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neurons that transmit nerve impulses away from the central nervous system to the effectors.
the breaking down of large, complex food particles into smaller, soluble molecules which can be...
a graphical representation of the evolutionary relationship between taxonomic groups based on...
secretory tissue in the leaves of plants that secretes water through pores in the epidermis or...
an organism's ability to regulate or maintain its own body temperature.
the formation of a relatively complex chemical compound from simpler substances.