Refer to the Figure Showing a Phylogenetic Tree of Immunodeficiency

question 68

Multiple Choice

Refer to the figure showing a phylogenetic tree of immunodeficiency viruses. Based on the figure, which statement is false?

• A) HIV viruses evolved from simian immunodeficiency virus (SI
• V).
• B) HIV-1 and HIV-2 are more closely related to each other than to any of the simian immunodeficiency viruses.
• C) There are two different HIV strains.
• D) SIVcpz could be considered an outgroup for the clade of SIV that is found in sun-tailed and African green monkeys.
• E) SIVsm and HIV-2 are sister clades.

---

Definitions:

Cultural Context

The environmental and social factors that influence the values, beliefs, and practices of a culture or a community.

Abnormal Behavior

Actions, thoughts, or feelings that are considered to deviate significantly from societal norms or expectations, which may or may not be symptomatic of a mental health disorder.

Sociological

Relating to the study of society and social interactions among individuals.

Dissociative Identity Disorder

A psychological condition characterized by the presence of two or more distinct personality states or identities within a single individual.