Test Bank For Lehninger Principles of Biochemistry 8th Edition By David L. Nelson; Michael M. Cox | 9781319228002 | | Chapter 1-28 | Complete Questions And Answers A+

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,TESTBANK: V




PRINCIPLES OF B




BIOCHEMISTRY,
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8 EDITION,
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vCHAPTERS1-28.



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,1. Inabacterialcell,theDNAisinthe:
A) cellenvelope.
B) cellmembrane.
C) nucleoid.
D) nucleus.
E) ribosomes.


2. Amajorchangeoccurringintheevolutionofeukaryotesfromprokaryoteswasthe
developmentof:
v




A) DNA.
B) photosyntheticcapability.
C) plasmamembranes.
D) ribosomes.
E) thenucleus.


3. Ineukaryotes,thenucleusisenclosedbyadoublemembranecalled the:
B




A) cellmembrane.
B) nuclearenvelope.
C) nucleolus.
D) nucleoplasm.
E) nucleosome.


4. Thedimensionsoflivingcellsarelimited,onthelowerendbytheminimumnumberof
biomoleculesnecessaryforfunction,andon theupperendb ytherateofdiffusionof
v B B




solutessuchasoxygen.Exceptforhighlyelongatedcells,theyusuallyhavelengthsand
v B




diametersintherangeof:
v




A) 0.1m to10m.
B




B) 0.3m to30m.
B




C) 0.3m to100m.
B




D) 1m to100m.
B




E) 1m to300m.
B




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, 5. Whichgroupofsingle-celledmicroorganismshasmanymembersfound growingin
B B




extremeenvironments?
v




A) bacteria
B) archaea
C) eukaryotes
D) heterotrophs
E) Noneoftheanswersiscorrect.


6. ThebacteriumE.colirequiressimpleorganicmoleculesforgrowthandenergy—itis
thereforea:
v




A) chemoautotroph.
B) chemoheterotroph.
C) lithotroph.
D) photoautotroph.
E) photoheterotroph.


7. Whichisalistoforganelles?
A) mitochondria,chromatin,endoplasmicreticulum
B) peroxisomes,lysosomes,plasmamembrane
C) proteasomes,peroxisomes,lysosomes
D) mitochondria,endoplasmicreticulum,peroxisomes
B




E) Alloftheanswersarecorrect.


8. WhichlisthasthecellularcomponentsarrangedinorderofINCREASINGsize?
B v V




A) aminoacid<protein<mitochondrion<ribosome
B) aminoacid<protein<ribosome<mitochondrion
C) aminoacid<ribosome<protein<mitochondrion
D) protein<aminoacid<mitochondrion<ribosome
B




E) protein<ribosome<mitochondrion<aminoacid


9. Thethree-dimensionalstructureofmacromoleculesisformedandmaintainedprimarily
B




throughnoncovalentinteractions. WhichoneofthefollowingisNOTconsidered a
v v B




noncovalentinteraction?
v




A) carbon-carbonbonds
B) hydrogenbonds
C) hydrophobicinteractions
D) ionicinteractions
E) vanderWaalsinteractions
B




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