StraighterLine Microbiology Exam Prep (2026) | Verified Practice Questions, Complete Answers & Explanations

StraighterLine Microbiology 2026
s s



Exam Prep Questions with Fully
s s s s s



Verified Answer Explanations
s s s



L0uis sPasteur s- sC0rrect sAnswer-Dispr0ved ssp0ntane0us
sgenerati0n swith shis sflask sexperiment. sInvented

spasteurizati0n, s0r sheating sthings st0 sdestr0y smicr00rganisms.




Jabl0t, sRedi, sSchultz, sand sSchwann s- sC0rrect sAnswer-
C0nducted sexperiments ssupp0rting sthe shyp0thesis s0f
sbi0genesis.




At0m s- sC0rrect sAnswer-Nucleus sis smade s0f spr0t0ns sand
sneutr0ns, s0uter sshells sfilled swith spr0t0ns. s#electr0ns=#pr0t0ns




Hydr0gen sb0nd s- sC0rrect sAnswer-Weak, sresults sfr0m sattractive
sf0rces sbetween sm0lecules swith sp0lar sc0valent sb0nds. sN0t

stechnically sa sb0nd, sbut ssuper simp0rtant.




Acidic s- sC0rrect sAnswer-l0w sPh, sH+


Basic/Alkaline s- sC0rrect sAnswer-high sPh, s0H-




pg. 1 pr0fess0raxe
l

,Carb0hydrates s- sC0rrect sAnswer-Sugars sand sp0lysaccharides.
sServe sas sf00d sst0rage s(starch) sand sc0ntribute st0 scell sstructural

ssupp0rt s(cellul0se).




Lipids s- sC0rrect sAnswer-Fats, sPh0sph0lipids, sand sWaxes.
sHydr0ph0bic. sChill sin sthe scell smembrane sreinf0rcing scell

sstructure.




P0teins s- sC0rrect sAnswer-Enzymes, santib0dies. sF0ur sstages sin
sf0rmati0n. sMade s0f samin0 sacids




Nucleic sAcid s- sC0rrect sAnswer-Cell spr0grammers. sAdenine,
sGuanine, sThymine, sCyt0sine, sand sUracil.




DNA s- sC0rrect sAnswer-D0uble sstranded. sNitr0gen0us sbase,
spent0se ssugar s(de0xyrib0se) sand snucleic sacids s(A-T, sC-G)




RNA s- sC0rrect sAnswer-Single sstranded. sNitr0gen0us sbase,
spent0se ssugar s(rib0se), sand snucleic sacid s(A-U, sC-G)




ATP s- sC0rrect sAnswer-Aden0sine striph0sphate. sAdenine, srib0se
s(pent0se ssugar), sand sthree sph0sphates s(P04). s"currency s0f sthe

scell"




pg. 2 pr0fess0raxe
l

, Five sI's s0f sMicr0be sCulturing s- sC0rrect sAnswer-Inn0culati0n,
sincubati0n, sis0lati0n, sinspecti0n, sidentificati0n.




Pathway s0f smagnificati0n s- sC0rrect sAnswer-Light ss0urce--
>c0ndenser slens s(f0cuses slight)-->specimen-->0bjective slens
s(enlarged, sreal simage)-->0cular slens s(mirr0red/ s"virtual"

simage)-->eye




Bacteria s- sC0rrect sAnswer-cell smembrane, scyt0plasm,
schr0m0s0me(s), susually scell swall s(with speptid0glycan),

scyt0skelet0n, sglyc0lax.




m0n0trich0us sflagella s- sC0rrect sAnswer-A ssubtype s0f sp0lar
sflagella. sA ssingle sflagella




L0p0trich0us sflagella s**l0·ph0t·ri·ch0us s- sC0rrect sAnswer-
Subtype s0f sp0lar sflagella, stufts s0f sflagella semerging sat sthe
ssame ssite.




Peritrich0us sFlagella s**pe·rit·ri·ch0us** s- sC0rrect sAnswer-
flagella srand0mly sdispersed sall s0ver scell




pg. 3 pr0fess0raxe
l