Refer to the Table Showing a Hypothetical Data Set Comparing

question 189

Multiple Choice

Refer to the table showing a hypothetical data set comparing the gene content of strains of Salmonella and Shigella (which are all pathogenic) and pathogenic and nonpathogenic strains of E.coli.(Note: "x" denotes presence of the gene.) What is the most likely conclusion about gene A?

• A) It may be involved in pathogenicity and was acquired from Salmonella strain 1.
• B) It may be involved in pathogenicity and was acquired from Salmonella strain 2.
• C) It may be involved in pathogenicity and was acquired from Shigella.
• D) It may be involved in pathogenicity, and its origin is unclear.
• E) It is unlikely to be involved in pathogenicity.

---

Definitions:

Major Event

An occurrence or happening of significant importance, often having a lasting impact on people, communities, or societies.

Humanism

A philosophical and ethical stance that emphasizes human value, dignity, and concerns, often prioritizing human welfare and potential.

Psychoanalysis

A therapeutic approach originated by Sigmund Freud focusing on unconscious processes as they manifest in a person's present behavior.

Positive View

A perspective that focuses on the optimistic and beneficial aspects of a situation or characteristic.