9. The drug cytochalasin B blocks the function of actin. Which of the following aspects of the animal cell cycle would be most disrupted by cytochalasin B?
a. spindle formation
b. spindle attachment to kinetochores
c. DNA synthesis
d. cell elongation during anaphase
e. cleavage furrow formation and cytokinesis
the answer is c ,bt im confused , why?

Question

9. The drug cytochalasin B blocks the function of actin. Which of the following aspects of the animal cell cycle would be most disrupted by cytochalasin B? 
a. spindle formation
 b. spindle attachment to kinetochores
 c. DNA synthesis 
d. cell elongation during anaphase 
e. cleavage furrow formation and cytokinesis 
the answer is c ,bt im confused , why?

anonymous · Answer

well are you sure its C. ??? Cytochalasin inhabits Cytokinesis ....

anonymous · Answer

American Heritage Stedman's Medical Dictionary: Any of a group of substances derived from molds that interfere with the division of cytoplasm $\Large (Cytokinesis)$, inhibit cell movement, and cause extrusion of the nucleus. Read more: http://www.answers.com/topic/cytochalasin#ixzz2os7RNaZE

anonymous · Answer

oh.thx ,maybe the answer given by the textbook is wrong

anonymous · Answer

Np ^^

anonymous · Answer

the answer is e.