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ferguson 22
classification of six kingdoms
Question | Answer |
---|---|
species | a group of organisms that reproduce among themselves |
taxonomy | branch of biology that names and groups organisms according to their characteristics and evolutionary history |
dichotomous key | instrament used to identify an organism based on certain charecteristics |
binomial nomenclature | method of naming organisms by there genus and species |
metabolism | a set of chemical reactions that allow an organism to maintain life |
prokaryotic | cell with no nucleus such as bacteria |
eukaryotic | cell with a nucleus |
unicellular | organisms made of one cell |
multicellular | organisms made of many cells |
autotroph | an organism that makes its own food (producer) |
heterotroph | an organism that consumes other organisms (consumer) |
binary fission | asexual reproductoin in bacteria; it splitts in two |
conjugation | sexual reproduction in bacteria |
anaerobic | without air |
aerobic | with air |
diploid | the full number of chromosomes |
haploid | half the number of chromosomes |
xylem | carries water and nutrients in a plant |
phloem | carries food in a plant |
phototropism | growth towards light |
geotropism | growth downward because gravity |
hydrotropism | growth toward water |
sessile | organism does not move |
hermaphrodite | an organism that contains both male and female sex organs |
decomposer | organisms that break down dead or decaying organisms |
regeneration | organism regrows a body part |
exoskeleton | external skeleton |
endoskeleton | internal skeleton |
ecothermic | cold blooded organism |
endothermic | warm blooded oranism |