Exam (elaborations)
-BIO 182- Exam 2 Questions & Answers.
- Course
- BIO 182
- Institution
- Arizona State University
-BIO 182- Exam 2 Questions & Answers.
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[BIO 182] Exam 2 Questions & Answersthree ndomains n- nanswer-Bacteria, nArchaea, nEukarya
cyanobacteria n- nanswer-only nprokaryotes nthat ngenerate noxygen nvia nphotosynthesis,
nconvert nnitrogen nto nammonia
nitrogen nfixation n- nanswer-process nof nconverting nnitrogen ngas ninto nnitrogen ncompounds
nthat nplants ncan nabsorb nand nuse
akinetes n- nanswer-large, noval, ndense, nspore-like ncells nthat nallow ncyanobacteria nto
nsurvive nadverse nconditions
endospores n- nanswer-a nthick-walled nprotective nspore nthat nforms ninside na nbacterial ncell
nand nresists nharsh nconditions
gram npositive n- nanswer-thick npeptidoglycan nlayer
purple nstain
vulnerable nto npenicillin
gram nnegative n- nanswer-less npeptidoglycan
lipopolysaccharides
pink nstain
resists npenicillin
proteobacteria n- nanswer-a ndiverse nclade nof ngram-negative nbacteria nthat nincludes nfive
nsubgroups nknown nas nalpha, nbeta, ngamma, ndelta, nand nepsilon.
photoautotrophs n- nanswer-use nlight nas nenergy
chemolithotrophs n- nanswer-organisms nthat nobtain nenergy nfrom nthe noxidation nof
ninorganic ncompounds
photoheterotrophs n- nanswer-use nlight nto ngenerate nATP nbut nneed norganic ncompounds
nfor ncarbon
chemoheterotrophs n- nanswer-derive nboth ncarbon nand nenergy nfrom norganic ncompounds
obligate naerobes n- nanswer-need noxygen nto nsurvive
faculative nanaerobes n- nanswer-can nlive nwith nor nwithout noxygen
, aerotolerant nanaerobes n- nanswer-tolerate nbut ncannot nuse noxygen
obligate nanaerobes n- nanswer-poisoned nby noxygen
cocci n- nanswer-spherical nbacteria
bacilli n- nanswer-rod nshaped nbacteria
vibrios n- nanswer-comma nshaped nbacteria
spirochaetes n- nanswer-flexible, nspiral-shaped nbacteria
spirilli n- nanswer-rigid, nspiral-shaped nbacteria
archaea n- nanswer-one nof nthe nthree ndomains
most nare nextremophiles
important nproducers nof nmethane
euryarchaeota n- nanswer-one nof nthe nthree nmajor ndivisions nof nArchaea; nincludes nacid-
loving, nheat-loving, nmethane-producing, nand nsalt-loving nmicroorganisms
nchemolithotrophic
oxygen nsensitive
protista n- nanswer-a nkingdom nof nmostly none-celled neukaryotic norganisms nthat nare
ndifferent nfrom nplants, nanimals, nbacteria, nand nfungi
most nabundant nin nmoist nhabitats
microscopic
polyphyletic
first neukaryotes
protozoa n- nanswer-animal-like nprotists
lack nchloroplast
algae n- nanswer-plant-like nprotists
have none nor nmore nchloroplast
supergroup ndiscoba n- nanswer-protist
many nhave na nfeeding ngroove n
some ncontain ngreen nplastids n
some nare nparasites
most nare nunicellular
some nhave nchloroplasts
supergroup nalveolates n- nanswer-protist
contain nalveoli n
include ndinozoans nand napicomplexans
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