Needed for a species to survive
containing one cell
the ability of an organism to respond a stimulus
all of the chemical reactions that occur in an organism
two cells from different parents unite to form the first cell of a new offspring
the maintenance of a stable internal environment
Deoxyribonucleic acid, unique genetic material found in all living things
ribonucleic acid, a single-stranded nucleic acid that passes along genetic messages
not living because they cannot reproduce without a host (living organism)
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