In the Section "Investigating Life: Two Kingdoms and a Virus $\circ$

question 36

Multiple Choice

In the section "Investigating Life: Two Kingdoms and a Virus Team Up to Beat the Heat," the interaction between panic grass and its endophytic fungus allows them to grow at 65 ^$\circ$ C together,but not independently.This is an example of

• A)mutualism.
• B)commensalism.
• C)parasitism.
• D)predation.
• E)competition.

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Definitions:

75th Percentile

A value below which 75% of the data points in a distribution fall, also known as the third quartile.

sample Data

Collected portions of data from a population used to infer or estimate characteristics of the entire population.

Covariance

A measure of how much two random variables change together.

Standard Deviation

A measure of the amount of variation or dispersion of a set of values; quantifies how much the values of a dataset deviate from the mean.