A Microbiologist Observes What Appears to Be a Pink -Staining

question 56

Multiple Choice

A microbiologist observes what appears to be a pink -staining long rod within the periplasmic space of a Gram-negative bacillus. What is this structure likely to be?

• A) Rickettsia
• B) Bdellovibrio
• C) Chlamydia
• D) a heterocyst
• E) an endospore

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Definitions:

Cancer Research

The scientific study dedicated to understanding cancer causes, development, and treatments with the goal of finding a cure or improving patient outcomes.

Harvard University

A prestigious private Ivy League research university located in Cambridge, Massachusetts, established in 1636, it is one of the oldest institutions of higher education in the United States.

Steven Pinker

Steven Pinker is an influential Canadian-American cognitive psychologist, linguist, and popular science author known for his works on language and the human mind.

University of Virginia

A public research university located in Charlottesville, Virginia, known for its historic foundation, academic rigor, and beautiful campus.