j j j j j
OpenStax
Microbiology - j
Chapter 7: Microbial
j j j
Biochemistry
, BIOLOGYj206jOpenStaxjMicrobiologyjTestjBank-
jChapterj7:jMicrobialjBiochemistry
Chapterj7:jMicrobialjBiochemistry
*j=jCorrectjanswer
jMultiplejChoice
1. Whichjofjthejfollowingjisjthejbestjdefinitionjofjajmacronutrient?
A. ajtracejelement
B. ajvitamin
C. anjorganicjmoleculejnecessaryjforjlife
D. thejmostjabundantjelementsjfoundjinjlivingjcells*
Difficulty:jEasyjAS
MjStandard:jN/A
2. Aminojgroupsjarejanjimportantjcomponentjofjwhichjofjthejfollowingjmacromolecules?
A. carbohydrates
B. lipids
C. nucleicjacids
D. proteins*
Difficulty:jEasyjAS
MjStandard:jN/A
3. Thejbuildingjblocksjofjpolymersjarejcalledjwhichjofjthejfollowing?
A. inorganicjmolecules
B. macromolecules
C. monomers*
D. nucleicjacids
Difficulty:jEasyjAS
MjStandard:jN/A
4. Whichjofjthejfollowingjisjnotjonejofjthejfourjmajorjtypesjofjcarbon-
basedjmacromoleculesjfoundjinjcells?
A. carbohydrates
B. lipids
C. macronutrients*
D. nucleicjacids
Difficulty:jEasyjAS
MjStandard:jN/A
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, 5. Injwhichjformjdojplantsjgenerallyjstorejsugarjmolecules?
A. cellulose
B. chitin
C. glycogen
D. starch*
Difficulty:jEasyjAS
MjStandard:jN/A
6. Whichjtermjspecificallyjdescribesjfattyjacidsjthatjdojnotjhavejanyjdoublejbonds,jtriplejbonds,jor
jrings?
A. esterified
B. polyunsaturated
C. saturated*
D. unsaturated
Difficulty:jEasyjAS
MjStandard:jN/A
7. Whichjofjthejfollowingjbestjdescribesjthejdifferencejbetweenjsteroidsjandjsterols?
A. Steroidsjarejthejmostjcommonjtypejofjsterol.
B. Steroidsjcontainjrings,jwhereasjsterolsjdojnot.
C. SterolsjarejajtypejofjsteroidjwithjanjOHjgroup.*
D. Sterolsjarejpresentjinjprokaryotesjandjsteroidsjarejnot.
Difficulty:jModerate
jASMjStandard:jN/A
8. Whichjbestjdescribesjoligopeptides?
A. ajmoleculejconsistingjofjtwojaminojacids
B. longjchainsjofjaminojacids
C. polymersjofjaboutj20jaminojacids*
D. polymersjofjaboutj50jaminojacids
Difficulty:jEasyjAS
MjStandard:jN/A
9. Whichjofjthejfollowingjisjnotjajlipid?
A. ajfattyjacid
B. ajglyceraldehyde*
C. ajwax
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