At Present, the Most Accurate Indicator of Evolutionary Relatedness Among

question 34

Multiple Choice

At present, the most accurate indicator of evolutionary relatedness among organisms is the

• A)size of the bacterial chromosome.
• B)similarities of cell membrane proteins.
• C)sequence of the ribosomal small subunit RNA.
• D)size of the ribosomes.
• E)size of the periplasmic space.

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Definitions:

Independent Variable

A variable that is manipulated to determine its effects on a dependent variable in an experimental setting.

Nominal

A scale of measurement used to label variables without a quantitative value, categorizing data without a natural order or ranking.

Research Hypotheses

Statements made by researchers that predict a relationship between variables, to be tested by scientific research.

Samples and Populations

Concepts in statistics where a sample represents a subset of a larger group (population) from which it is drawn and is used to infer properties about the population.