TEST BANK FOR Lehninger Principles of Biochemistry Eighth Edition by David Nelson, Michael Cox ISBN:978-1319228002 COMPLETE GUIDE ALL CHAPTERS COVERED WITH RATIONALES 100% VERIFIED A+ GRADE ASSURED!!!!!NEW LATEST UPDATE!!!!!!

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


2. Amajorchangeoccurringintheevolutionofeukaryotesfromprokaryoteswasthe br



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


3. Ineukaryotes,thenucleusisenclosedbyadoublemembranecalledthe:
A) cellmembrane.
B) nuclearenvelope.
C) nucleolus.
D) nucleoplasm.
E) nucleosome.


4. Thedimensionsoflivingcellsarelimited,onthelowerendbytheminimumnumberof br



biomoleculesnecessaryforfunction,andontheupperendbytherateofdiffusionof s br



olutessuchasoxygen.Exceptforhighlyelongatedcells,theyusuallyhavelengthsand di
br



ametersintherangeof:
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-
celledmicroorganismshasmanymembersfoundgrowingin extremeenvironm
f br



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


6. ThebacteriumE.colirequiressimpleorganicmoleculesforgrowthandenergy—
itis thereforea:
br



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
E) Alloftheanswersarecorrect.


8. WhichlisthasthecellularcomponentsarrangedinorderofINCREASINGsize?
V




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


9. Thethree-
dimensionalstructureofmacromoleculesisformedandmaintainedprimarily throughn
br



oncovalentinteractions. WhichoneofthefollowingisNOTconsidereda noncoval
b r br



entinteraction?
A) carbon-carbonbonds
B) hydrogenbonds
C) hydrophobicinteractions
D) ionicinteractions
E) van derWaalsinteractions
B




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