Book A- KT- Ch 1&2 Word Scramble
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Term | Definition |
development | change that produces a more complex organism |
fossil | a trace o an ancient organism that has been preserved in rock |
homeostasis | maintenance of stable internal conditions |
nucleus | dense area in a cell that contains nucleic acids |
prokaryotes | organism whose cell lacks a nucleus |
species | group of organisms that can mate and produce offspring that can also mate and reproduce |
stimulus | change in the surroundings that causes an organism to react |
taxonomy | scientific study of how living things are classified |
cell | basic unit of structure and function in an organism |
flagellum | long whip like structures that help a cell to move |
bacteriophage | a virus that infects bacteria |
virus | tiny nonliving particles that invade a cell |
conjugation | two bacteria exchange genetic material |
parasite | harmful organisms that lives on or in a host |
respiration | the process of breaking down food to release energy |
cytoplasm | region inside the cell membrane |
endospore | small, rounded, thick walled resting cell |
host | energy source for a parasite |
toxin | poison produced by bacteria |
ribosomes | cell part in which proteins are made |
vaccine | stimulates the body to produce chemicals that destroy viruses and bacteria |
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