Which of the Following Hypothetical Viruses Would Likely Show a "Cactus-Shaped

question 19

Multiple Choice

Which of the following hypothetical viruses would likely show a "cactus-shaped" population phylogeny?

• A) a mutualistic virus that is vertically transmitted
• B) a highly virulent virus, like Ebola, that kills its host before the buildup of any immunity
• C) a highly virulent virus that results in lifelong immunity and therefore can only infect individuals that have never encountered any of the virus' strains
• D) a virus that can reinfect previously infected hosts via escape mutants

---

Definitions:

Social Movement

An organized group action focused on promoting or resisting change in society or an institution.

Resource Mobilization

Refers to the process by which social movements crystallize because of the increasing organizational, material, and other resources of movement members.

Routine Collective Action

Collective actions performed as part of an established habit or practice, typically within societal or organizational norms.

Social Networks

Structures made up of individuals or organizations connected by one or more specific types of interdependency, such as friendships, kinship, common interests, financial exchange, or relationships of beliefs.