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classifiction+6 kingdoms
Question | Answer |
---|---|
species | a group of organisms that reproduce amung themselves |
taxonomy | branch of biology that names and groups organisms according to their characteristics and evolutionary |
dichotomous key | instriment used to identify an organism based on certin chariceristics |
binomial nomenclature | method of naming organisms by their genus and species |
metabolism | a set of chemical reactions that allow an organism to maintain life |
prokaryotic | cell whithno nucleus, such as backteria |
eukaryotic | cell with a nucleus |
unicellular | orgamisms made of only 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 reproduction in bacteria;it splits in two |
conjugation | sexual reproduction in bacteria |
anaerobic | without air |
aerobic | with air |
diploid | the full number of chromosomes |
haploid | the full number of chromosomes |
xylem | carries water and nutrients in a plant |
phloem | carries food in a plant |
phototropism | growth toward light |
geotropism | growth downward because of gravity |
hydrotropism | growth toward water |
sessile | organism dose not move |
hermaphrodite | an organism that contains both male and female sex organs |
decomposers | organisms that break down dead or decaying organisms |
regeneration | organisms regrows a body part {example is a starfish} |
exoskeleton | external skeleton;skeleton is on the outside |
endoskeleton | internal skeleton;skeleton is on the inside |
ectothermic | cold-blooded organism;control body tempiture though external means |
endothermic | warm-blooded organism;able to maintain its own heat |