BIOD 171 MODULE 1 EXAM
QUESTIONS AND CORRECT
ANSWERS
True/False.A2AA2virusA2isA2consideredA2aA2microorganism.A2-A2Ans--False
TrueA2orA2False:A2TheA2smallestA2biologicalA2unitA2ofA2lifeA2isA2theA2molecule.A2-A2Ans--
False
AtA2aA2generalizedA2level,A2allA2cellsA2areA2comprisedA2ofA2what?A2-A2Ans--
MacromoleculesA2
AA2studentA2mayA2alsoA2answer:A2Proteins,A2Lipids,A2NucleicA2acidsA2andA2Polysaccharid
esA2butA2theyA2mustA2answerA2withA2allA2fourA2toA2beA2fullyA2correct.
ProteinsA2areA2formedA2fromA2variousA2combinationsA2ofA2_______A2ofA2whichA2thereA2ar
eA2______A2knownA2forms.A2-A2Ans--1.A2AminoA2acidsA2
2.A220
HowA2manyA2aminoA2acidsA2areA2classifiedA2asA2beingA2essentialA2aminoA2acids?A2-
A2Ans--9
TheA2plasmaA2membraneA2(selectA2allA2thatA2areA2true):A2
A.A2RestrictsA2movementA2ofA2materialsA2inA2andA2outA2ofA2theA2cellA2
B.A2IsA2oftenA2aA2tripleA2layerA2comprisedA2ofA2lipidsA2
C.A2PreventsA2essentialA2nutrientsA2fromA2escaping
D.A2ContainsA2hydrophobicA2tailsA2pointingA2outwardA2-A2Ans--A;C
CompleteA2theA2followingA2DNAA2strand,A2andA2indicateA2howA2manyA2bondsA2areA2forme
dA2forA2eachA2complementaryA2pair:A2
3'A2GGTCATCGA25'A2
5'A2CCA2_____AGCA23'A2-A2Ans--3'A2GGTCATCGA25'A2
5'A2CCAGTAGCA23'A2
ThereA2areA22A2bondsA2formedA2betweenA2AA2andA2T,A2andA23A2bondsA2betweenA2GA2and
A2C.
TrueA2ofA2False:A2TheA2geneticA2materialA2withinA2aA2prokaryoticA2cellA2isA2containedA2wit
hinA2aA2membrane-enclosedA2region.A2-A2Ans--False
HowA2manyA2carbonA2atomsA2areA2presentA2inA2theA2monosaccharideA2glucose?A2-
A2Ans--6
QUESTIONS AND CORRECT
ANSWERS
True/False.A2AA2virusA2isA2consideredA2aA2microorganism.A2-A2Ans--False
TrueA2orA2False:A2TheA2smallestA2biologicalA2unitA2ofA2lifeA2isA2theA2molecule.A2-A2Ans--
False
AtA2aA2generalizedA2level,A2allA2cellsA2areA2comprisedA2ofA2what?A2-A2Ans--
MacromoleculesA2
AA2studentA2mayA2alsoA2answer:A2Proteins,A2Lipids,A2NucleicA2acidsA2andA2Polysaccharid
esA2butA2theyA2mustA2answerA2withA2allA2fourA2toA2beA2fullyA2correct.
ProteinsA2areA2formedA2fromA2variousA2combinationsA2ofA2_______A2ofA2whichA2thereA2ar
eA2______A2knownA2forms.A2-A2Ans--1.A2AminoA2acidsA2
2.A220
HowA2manyA2aminoA2acidsA2areA2classifiedA2asA2beingA2essentialA2aminoA2acids?A2-
A2Ans--9
TheA2plasmaA2membraneA2(selectA2allA2thatA2areA2true):A2
A.A2RestrictsA2movementA2ofA2materialsA2inA2andA2outA2ofA2theA2cellA2
B.A2IsA2oftenA2aA2tripleA2layerA2comprisedA2ofA2lipidsA2
C.A2PreventsA2essentialA2nutrientsA2fromA2escaping
D.A2ContainsA2hydrophobicA2tailsA2pointingA2outwardA2-A2Ans--A;C
CompleteA2theA2followingA2DNAA2strand,A2andA2indicateA2howA2manyA2bondsA2areA2forme
dA2forA2eachA2complementaryA2pair:A2
3'A2GGTCATCGA25'A2
5'A2CCA2_____AGCA23'A2-A2Ans--3'A2GGTCATCGA25'A2
5'A2CCAGTAGCA23'A2
ThereA2areA22A2bondsA2formedA2betweenA2AA2andA2T,A2andA23A2bondsA2betweenA2GA2and
A2C.
TrueA2ofA2False:A2TheA2geneticA2materialA2withinA2aA2prokaryoticA2cellA2isA2containedA2wit
hinA2aA2membrane-enclosedA2region.A2-A2Ans--False
HowA2manyA2carbonA2atomsA2areA2presentA2inA2theA2monosaccharideA2glucose?A2-
A2Ans--6