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Outbreak 1

characteristics of life and bacteria

QuestionAnswer
basic structural and functional unit of living things cell
"before the nucleus" is the Greek meaning for what word? prokaryote
what is the overall shape of a bacterium chromosome? circular
Do all bacteria have capsules? no
Do all bacteria have plasma membranes? yes
What structure protects all bacteria from the environment? cell wall
Bacteria have numerous shapes, true or false? false
What hair like structure helps move the bacterium? flagellum
What hairlike structures help bacteria attach to surfaces? pili
"a living thing" organism
A group of cells working together to form a structure: tissue
results from increase in size and number of cells growth
organisms which can reproduce and produce fertile offspring species
an external factor in the environment which cause an organism to respond. stimulus
The chemical packet of energy all organisms use: ATP
A balance of conditions in a cell: homeostasis
A change in a species resulting over generations in response to changes in the environment adaptation
a cell with no nucleus or organelles prokaryote
an organism which eats other organisms for energy heterotroph
a cell with a nucleus and membrane bound organelles eukaryote
a kingdom of bacteria which can be commonly found eubacteria
a kingdom of bacteria who live in extreme environments archaebacteria
an organism which produces its own food autotroph
a bacterial poison released once a cell dies endotoxin
what process do bacteria use to reproduce? binary fission
a bacterial poison released from a living cell exotoxin
structure in all cells which produces proteins ribosome
gel like substance where chemical reactions occur in a cell cytoplasm
Created by: Mrs. Bridgman
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