Which Statement About the Human Microbiome Is Most Accurate

question 1

Multiple Choice

Which statement about the human microbiome is most accurate?

• A) The composition of the microbiome is consistent between various body regions in the same person.
• B) The composition of the microbiome is consistent between healthy adults.
• C) The composition of the microbiome varies between body regions, but each region should be similar between individuals.
• D) The composition of the microbiome varies greatly both between body regions and from one individual to the next.

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Definitions:

Flinch

A quick, involuntary movement or draw back, often from fear or pain.

Random Assignment

The process of allocating individuals randomly to groups in an experimental study to ensure that each group is similar at the start of the study, reducing bias and increasing the validity of the results.

Positive Correlation

A connection between two variables wherein a rise in one leads to a rise in the other.

Experimental Group

In an experiment, the group that is exposed to an independent variable.