Which of the Following Statements Regarding the Suitability of Ribosomal

question 147

Multiple Choice

Which of the following statements regarding the suitability of ribosomal RNA (rRNA) nucleotide sequences for phylogenetic analysis of prokaryotes is false?

• A) It is suitable because rRNA is present in all free-living organisms.
• B) It is suitable because rRNA performs the same function in all organisms.
• C) It is suitable because rRNA has evolved relatively slowly.
• D) It is suitable because rRNA is relatively recent on the evolutionary time scale.
• E) It is suitable because rRNA is ancient on the evolutionary time scale.

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Definitions:

Positive Correlation

A relationship between two variables where they move in the same direction, meaning that as one variable increases, so does the other, and vice versa.

Negative Correlation

A relationship between two variables in which one variable increases as the other decreases, and vice versa.

Psychopathology

The study of mental disorders, including their symptoms, causes, and treatments.

Case Studies

In-depth analyses of a single event, situation, individual, or group to explore causation in order to find underlying principles.