Biology Midterm 1/5

11 terms by sahasalemhigh 

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Reproduction

Needed for a species to survive

unicellular

containing one cell

irritability

the ability of an organism to respond a stimulus

anabolism

building up

catabolism

breaking down

metabolism

all of the chemical reactions that occur in an organism

sexual reproduction

two cells from different parents unite to form the first cell of a new offspring

homeostasis

the maintenance of a stable internal environment

DNA

Deoxyribonucleic acid, unique genetic material found in all living things

RNA

ribonucleic acid, a single-stranded nucleic acid that passes along genetic messages

viruses

not living because they cannot reproduce without a host (living organism)

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