Questions and Answers
Updated 2026
NameBtheBfourBcomponentsBofBtheBCellBTheoryB-
BAnswerB1.BAllBlivingBthingsBareBcomposedBofBcellsBandBtheirBproducts.
2.BCellsBareBalikeBchemically.
3.BAllBcellsBcomeBfromBcells.
4.BTheBactivityBofBtheBorganismBisBtheBsumBofBtheBactivitiesBofBallBitsBcells.
ArchaeaBshowBmoreBsimilaritiesBtoBeukaryotesBthanBtoBbacteria...Bwhy?B-
BAnswerBArchaeaBandBeukaryotesBdivergedBfromBbacteriaBbeforeBtheyBdivergedBfrom
BeachBother
NameBtheBfourBlayersBofBtheBmembraneBinBprokaryotesB(outBtoBin)B-
BAnswerBouterBmembrane
periplasmicBspace
cellBwall
innerB(plasma)Bmembrane
ProkaryotesBareB______-celledBorganismsB-BAnswerBsingle-celled
ProkaryotesBlack...B-BAnswerBaBtrueBnucleus
ProkaryotesBcanBbeBcategorizedBinto:B-BAnswerB1.BEubacteria
, 2.BArchaea
GiveBtwoBexamplesBofBeubacteriaB-BAnswerBE.coli
cyanobacteriaB(blue-greenBalgae)
AlsoBknownBasB"trueBbacteria"B-BAnswerBeubacteria
extremophileB-BAnswerBharshBenvironment
halophileB-BAnswerBhighBsalt
thermophileB-BAnswerBhighBtemperatures
methanophileB-BAnswerBoxygenBdeficientBenvironments
MethanophilesBreduceB____BtoBmakeB_____B-BAnswerBreduceBCO2BtoBmakeBCH4
EukaryoticBbiologicalBmembrane:B-BAnswerBcompartmentBbarriers
EukaryoticBphospholipids:B-BAnswerBamphipathicB(two-sided)
EukaryotesBcontainBwhyBforBrigidity?B-BAnswerBcholesterol
EukaryoticBtransmembraneBproteins:B-BAnswerBreceptors
channels
pumps
ComponentsBofBtheBinternalBmembraneBsystemBofBeukaryotesB-BAnswerBnucleus