It was found that Listeria infection could not be spread from one cell to its neighbors on a petri dish in the presence of cytochalasin. This suggested that ___________.
A)actin polymerization is required for Listeria infection
B)tubulin polymerization is required for Listeria infection
C)cytochalasin is required for Listeria infection
D)cytochalasin is toxic
E)intermediate filaments are required for Listeria infection

Question

Quizplus · Accepted Answer

Cytochalasin inhibits actin polymerization, and the observation that Listeria infection cannot be spread to neighboring cells in the presence of cytochalasin suggests that actin polymerization is required for Listeria infection.

It Was Found That Listeria Infection Could Not Be Spread