BIOLOGY 1001, DR. NITA, FINAL EXAM QUES
CORRECT ANSWERS
what care cthe ccharacteristics cof clife? c- cCORRECT cANS✔✔growth, corganized ccomplexity, cacqui
cto cstimuli, cevolve, cand creproduce
what cis chomeostasis c- cCORRECT cANS✔✔maintenance cof cinternal cconditions
what care csome cexamples cof chomeostasis c- cCORRECT cANS✔✔body ctemperature, cglucose clev
cglucagon), cand ccarbonic cacid-bicarbonate csystem c(maintains cblood cpH)
what cis cthigmotrophism c- cCORRECT cANS✔✔response cto ctouch
what cis cphototropism c- cCORRECT cANS✔✔response cto clight
living cthings care ccomposed cof c____ c- cCORRECT cANS✔✔cells
living cthings ccontain c____ c- cCORRECT cANS✔✔DNA c(genetic cmaterial)
are cviruses cliving ccells? c- cCORRECT cANS✔✔no, cthey cneed ca chost cto csurvive
what care cthe c2 ctypes cof ccell c- cCORRECT cANS✔✔prokaryotic cand ceukaryotic
what care ccharacteristics cof cprokaryotic cunicellular? c- cCORRECT cANS✔✔-lack corganelles
-lack cnucleus, cbut cdo chave ca cnucleoid
true cor cfalse: carchaea care cextremophiles c- cCORRECT cANS✔✔true, cthis cmeans cthat cthey ccan
example clike cbacteria cin cthe cgeiser
what cis cthermophile c- cCORRECT cANS✔✔high ctemperatures
what cis cmethanogens c- cCORRECT cANS✔✔they cproduce cmethane cgas
, neutrons chave ca c______ ccharge c- cCORRECT cANS✔✔neutral
which cof cthese care cfound cin cthe cnucleus: cprotons, cneutrons, cor celectrons c- cCORRECT cANS✔
atoms care c___ cin ccharge c- cCORRECT cANS✔✔neutral
what cis can cisotope? c- cCORRECT cANS✔✔atoms cof cthe csame celement cwith cdifferent cnumber c
can cisotopes cbe cradioactive c(spontaneously cbreak capart) c- cCORRECT cANS✔✔yes
what care csome cexamples cof cisotopes c- cCORRECT cANS✔✔-cesium-137 cand ccobalt c=60: cused
ctumors) c
-phosphorus: cused cto cradiolabel cDNA c
-carbon c14: chelps cdetermine cage
what care cfree cradicals c- cCORRECT cANS✔✔an catom cwith cpartially cfill cvalance c(outer) cshells
free cradicals care c___ creactive cand ctear cother cmolecules capart cby caccepting c____ c- cCORREC
caccepting celectrons
what care cexamples cof csome cthings cthat ccan cgenerate cfree cradicals c- cCORRECT cANS✔✔fried
what ccan chelp cwith cfree cradicals c- cCORRECT cANS✔✔eating cfruits, cvegetables, cand cchocolate
covalent cbonds care cwhat cof celectrons c- cCORRECT cANS✔✔are csharing cof celectrons
polar ccovalent care c- cCORRECT cANS✔✔unequal csharing cof celectrons
what ckind cof cbond coccurs cwithin ca cwater cmolecule? c- cCORRECT cANS✔✔polar ccovalent; chyd
cbecause cthe celectrons care cpulled cmore cstrongly cby cthe coxygen cwhich chave ca cslightly cnegativ
_______ cis can celectron cdonor cand c_____ cis can celectron cacceptor c- cCORRECT cANS✔✔hydro
what care cnonpolar ccovalent cbonds c- cCORRECT cANS✔✔equal csharing cof celectrons; cneither ca
charder
nonpolar ccovalent cbonds ctend cto coccur cwhen cthe catoms care cthe csame: c- cCORRECT cANS✔✔
_____ ccontains cpolar ccovalent cbonds cand chydrogen cbonds c- cCORRECT cANS✔✔water
hydrogen chas ca cslightly c_____ ccharge cbecause cit cdonates cits celectron cto coxygen; coxygen cwil
ccharge c- cCORRECT cANS✔✔positive
cohesion cand cadhesion chave ca cslightly c_____ ccharge c- cCORRECT cANS✔✔negative
water cgets cmost cof cits cproperties cfrom cits cability cto c_______ cbond c- cCORRECT cANS✔✔hydro
true cor cfalse: chydrogen cbonds cdon't callow cwater cto cdissolve csugar cand csalt c- cCORRECT cANS
H>OH c- cCORRECT cANS✔✔acidic csoultion
what care csome cexamples cof cthings cthat care cacidic c- cCORRECT cANS✔✔lemon cjuice cand cvine
H<OH calkaline csolution c- cCORRECT cANS✔✔basic csolution
CORRECT ANSWERS
what care cthe ccharacteristics cof clife? c- cCORRECT cANS✔✔growth, corganized ccomplexity, cacqui
cto cstimuli, cevolve, cand creproduce
what cis chomeostasis c- cCORRECT cANS✔✔maintenance cof cinternal cconditions
what care csome cexamples cof chomeostasis c- cCORRECT cANS✔✔body ctemperature, cglucose clev
cglucagon), cand ccarbonic cacid-bicarbonate csystem c(maintains cblood cpH)
what cis cthigmotrophism c- cCORRECT cANS✔✔response cto ctouch
what cis cphototropism c- cCORRECT cANS✔✔response cto clight
living cthings care ccomposed cof c____ c- cCORRECT cANS✔✔cells
living cthings ccontain c____ c- cCORRECT cANS✔✔DNA c(genetic cmaterial)
are cviruses cliving ccells? c- cCORRECT cANS✔✔no, cthey cneed ca chost cto csurvive
what care cthe c2 ctypes cof ccell c- cCORRECT cANS✔✔prokaryotic cand ceukaryotic
what care ccharacteristics cof cprokaryotic cunicellular? c- cCORRECT cANS✔✔-lack corganelles
-lack cnucleus, cbut cdo chave ca cnucleoid
true cor cfalse: carchaea care cextremophiles c- cCORRECT cANS✔✔true, cthis cmeans cthat cthey ccan
example clike cbacteria cin cthe cgeiser
what cis cthermophile c- cCORRECT cANS✔✔high ctemperatures
what cis cmethanogens c- cCORRECT cANS✔✔they cproduce cmethane cgas
, neutrons chave ca c______ ccharge c- cCORRECT cANS✔✔neutral
which cof cthese care cfound cin cthe cnucleus: cprotons, cneutrons, cor celectrons c- cCORRECT cANS✔
atoms care c___ cin ccharge c- cCORRECT cANS✔✔neutral
what cis can cisotope? c- cCORRECT cANS✔✔atoms cof cthe csame celement cwith cdifferent cnumber c
can cisotopes cbe cradioactive c(spontaneously cbreak capart) c- cCORRECT cANS✔✔yes
what care csome cexamples cof cisotopes c- cCORRECT cANS✔✔-cesium-137 cand ccobalt c=60: cused
ctumors) c
-phosphorus: cused cto cradiolabel cDNA c
-carbon c14: chelps cdetermine cage
what care cfree cradicals c- cCORRECT cANS✔✔an catom cwith cpartially cfill cvalance c(outer) cshells
free cradicals care c___ creactive cand ctear cother cmolecules capart cby caccepting c____ c- cCORREC
caccepting celectrons
what care cexamples cof csome cthings cthat ccan cgenerate cfree cradicals c- cCORRECT cANS✔✔fried
what ccan chelp cwith cfree cradicals c- cCORRECT cANS✔✔eating cfruits, cvegetables, cand cchocolate
covalent cbonds care cwhat cof celectrons c- cCORRECT cANS✔✔are csharing cof celectrons
polar ccovalent care c- cCORRECT cANS✔✔unequal csharing cof celectrons
what ckind cof cbond coccurs cwithin ca cwater cmolecule? c- cCORRECT cANS✔✔polar ccovalent; chyd
cbecause cthe celectrons care cpulled cmore cstrongly cby cthe coxygen cwhich chave ca cslightly cnegativ
_______ cis can celectron cdonor cand c_____ cis can celectron cacceptor c- cCORRECT cANS✔✔hydro
what care cnonpolar ccovalent cbonds c- cCORRECT cANS✔✔equal csharing cof celectrons; cneither ca
charder
nonpolar ccovalent cbonds ctend cto coccur cwhen cthe catoms care cthe csame: c- cCORRECT cANS✔✔
_____ ccontains cpolar ccovalent cbonds cand chydrogen cbonds c- cCORRECT cANS✔✔water
hydrogen chas ca cslightly c_____ ccharge cbecause cit cdonates cits celectron cto coxygen; coxygen cwil
ccharge c- cCORRECT cANS✔✔positive
cohesion cand cadhesion chave ca cslightly c_____ ccharge c- cCORRECT cANS✔✔negative
water cgets cmost cof cits cproperties cfrom cits cability cto c_______ cbond c- cCORRECT cANS✔✔hydro
true cor cfalse: chydrogen cbonds cdon't callow cwater cto cdissolve csugar cand csalt c- cCORRECT cANS
H>OH c- cCORRECT cANS✔✔acidic csoultion
what care csome cexamples cof cthings cthat care cacidic c- cCORRECT cANS✔✔lemon cjuice cand cvine
H<OH calkaline csolution c- cCORRECT cANS✔✔basic csolution
