inblastine is a standard chemotherapeutic drug used to treat cancer. because it interferes with the assembly of microtubules, its effectiveness must be related tovinblastine is a standard chemotherapeutic drug used to treat cancer. because it interferes with the assembly of microtubules, its effectiveness must be related toinhibition of dna synthesis.disruption of mitotic spindle formation.myosin denaturation and inhibition of cleavage furrow formation.suppression of cyclin production.request answer