Microtubules are important for transporting cargo in nerve cell axons, as diagrammed below. Notice that the two types of cargo are traveling in opposite directions. Which of the following statements is likely to be FALSE? cell body ахon terminal microtubule axon O a) The black cargo is attached to a protein that is 'walking' on particular subunits of tubulin. O b) The black cargo and the gray cargo require ATP hydrolysis for their motion. c) The black cargo and the gray cargo are moving along microtubules of opposite polarity. O d) The black cargo moving toward the axon terminal could be a vesicle containing material to be secreted. O e) The gray cargo is attached to dynein.

Human Anatomy & Physiology (11th Edition)
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Author:Elaine N. Marieb, Katja N. Hoehn
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Microtubules are important for transporting cargo in nerve cell axons, as
diagrammed below. Notice that the two types of cargo are traveling in
opposite directions. Which of the following statements is likely to be FALSE?
cell body
ахon
terminal
microtubule axon
a) The black cargo is attached to a protein that is 'walking' on particular
subunits of tubulin.
O b) The black cargo and the gray cargo require ATP hydrolysis for their
motion.
c) The black cargo and the gray cargo are moving along microtubules of
opposite polarity.
d) The black cargo moving toward the axon terminal could be a vesicle
containing material to be secreted.
e) The gray cargo is attached to dynein.
Transcribed Image Text:Microtubules are important for transporting cargo in nerve cell axons, as diagrammed below. Notice that the two types of cargo are traveling in opposite directions. Which of the following statements is likely to be FALSE? cell body ахon terminal microtubule axon a) The black cargo is attached to a protein that is 'walking' on particular subunits of tubulin. O b) The black cargo and the gray cargo require ATP hydrolysis for their motion. c) The black cargo and the gray cargo are moving along microtubules of opposite polarity. d) The black cargo moving toward the axon terminal could be a vesicle containing material to be secreted. e) The gray cargo is attached to dynein.
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