Why Are Genes Associated with Nitrogen Fixation NOT Typically Used

question 21

Multiple Choice

Why are genes associated with nitrogen fixation NOT typically used to identify bacteria species?

• A)Their sequences are similar to those of rRNA genes.
• B)These genes are not typically exchanged between bacteria by horizontal gene transfer.
• C)These genes are often exchanged between bacteria by horizontal gene transfer.
• D)Every bacterium contains nitrogen fixation genes.

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Definitions:

Observations

Data collected during an experiment or research that are analyzed to draw conclusions.

Critical Value

A predetermined point on the distribution of a test statistic at which the null hypothesis is rejected if exceeded.

Degrees Of Freedom

The count of distinct values or amounts that can be allocated to a statistical distribution while still adhering to all restrictions.

Linear Regression Model

A statistical method to model the relationship between a dependent variable and one or more independent variables by fitting a linear equation to observed data.