Exam 3 Cytoskeleton Flashcards
Decide which description applies to (A) microtubules, (B) microfilaments, (C) intermediate filaments, (D) all three types of cytoskeleton filaments, (E) motor proteins associated with but not considered to be constituents of the cytoskeleton, (F) both cytoskeleton and motor proteins, (G) do not fit any of the above categories.
what does A-bands apply to?
Motor proteins associated with but not considered to be constituents of the cytoskeleton.
what does actin apply to?
microfilaments
what converts energy that is released by ATP hydrolysis into mechanical energy?
Motor proteins associated with but not considered to be constituents of the cytoskeleton.
what does dynein apply to?
microtubules
what exhibits high tensile strength apply to?
intermediate filaments
what is found in eukaryotic cells?
both cytoskeletons and motor proteins
where are I-bands found?
micro-filaments
what interacts with the cytoskeleton filaments to produce movement?
Motor proteins associated with but not considered to be constituents of the cytoskeleton.
what applies to intracellular protein filaments?
both cytoskeleton and motor proteins
what applies to keratin?
intermediate filaments
what applies to kinesin?
Motor proteins associated with but not considered to be constituents of the cytoskeleton.
what applies to long hollow tubes?
microtubules
what applies to mechanoenzymes?
Motor proteins associated with but not considered to be constituents of the cytoskeleton.
what applies to middle sized class of cytoskeleton filaments (~10nm in diameter)?
intermediate filaments
what applies to mitotic spindle fibers?
microtubules
