BIO 202 Midterm 3 Cytoskeleton Questions with Correct Answers 2026 | Anatomy & Physiology II Cell Biology Exam Prep | Microfilaments, Microtubules & Intermediate Filaments (A+ Verified)

BIO 202 MIDTERM 3 CYTOSKELETON
po po po po




poQUESTIONS WITH CORRECT ANSWERS po po po




2025
Cytoskeleton po- poCORRECT poANSWER po-organized ponetwork poof popolymers powithin poa pocell;
poscaffold- polike poappearance; pomechanical postrength; podrives pocell podivision poand pomovement




Three pocytoskeletal poelements po- poCORRECT poANSWER po-intermediate pofilaments, pomicrotubules, poactin
pofilaments




intermediate pofilaments po- poCORRECT poANSWER po-
form podense ponetwork poinside pocytoplasm; pomade poof pofibrous pointermediate pofilament poproteins



intermediate pofilament posubunit po- poCORRECT poANSWER po-staggered poantiparallel potetramer poof potwo
pocoiled- pocoil podimers; podimers poslightly pooffset; pon-termini postick poout poat poeach poend




intermediate pofilament pofunction po- poCORRECT poANSWER po-
provide postructural posupport poto pocells; poenable pocells poto powithstand pomechanical postress



types poof pointermediate pofilaments po- poCORRECT poANSWER po-cytoplasmic poand ponuclear



keratin pofilaments po- poCORRECT poANSWER po-
cytoplasmic; podistribute postress powhen poskin pois postretched; poanchored poto poplasma pomembrane poto
poprovide postructur poe poto pocells




nuclear pofilaments po- poCORRECT poANSWER po-support poand postrengthen ponuclear pomembrane



actin pofilaments po- poCORRECT poANSWER po-polymers pocomposed poof poprotein poactin; pohighly podynamic



actin pofilament posubunit po- poCORRECT poANSWER po-
single pocopy poof poprotein poactin; pomonomers poassemble poin potwo postrand pohelix

, actin pofilament pofunctions po- poCORRECT poANSWER po-
organized poin polinear pobundles poor pomore pocomplex ponetworks; poessential pofor pomany pocell pomovements
poand pocytokine posis poduring pocell podivision




microtubules po- poCORRECT poANSWER po-hollow pocylinders pomade poof potubulin poheterodimers; pohighly podynamic



microtubules pofunctions po- poCORRECT poANSWER po-
create potracks poon powhich povesicles, poorganelles, poand poother pocellular pocomponents poare potransported;
poform pomitotic pospindle poto posegregate pochromosomes poprior poto pocell podivision; popresent poin pocilia




microtubules posubunit po- poCORRECT poANSWER po-heterodimer pocomposed poof poa- poand
poB- potubulin; poformed pothrough ponon-covalent poprotein-protein pointeractions




microtubules popolymers po- poCORRECT poANSWER po-
heterodimers poassemble pointo poprotofilaments; polateral pointeractions pobetween poprotofilaments po(13) poform
potube




What pofilaments pohave popolarity? po- poCORRECT poANSWER po-
actin poand pomicrotubules; pohave poasymmetric posubunits po(plus poand pominus poends)



Why powould poyou powant pofilaments poto pohave popolarity? po- poCORRECT poANSWER po-
can poserve poas potracks pofor potransport; pomotor poproteins pocan powalk pothese potracks poin pospecific podirection;
pocells poexploit podynamic poproperties poto poperform pocertain poessential pofunctions




Assembly poof poactin pofilaments posteps po- poCORRECT poANSWER po-nucleation, poelongation, posteady postate



nucleation po- poCORRECT poANSWER po-formation poof postable ponucleus poof pothree posubunits; poslow



elongation po- poCORRECT poANSWER po-monomer poaddition poon poboth poends; pofast; pofaster poon poplus poend



steady postate po- poCORRECT poANSWER po-rate poof poaddition poequal poto porate poof poloss