Growth of Red Algae in Deep Water Is Most Limited

question 29

Multiple Choice

Growth of red algae in deep water is most limited by

• A) competition with other algae.
• B) available substrate for holdfasts.
• C) penetration of light through the water.
• D) temperature.
• E) concentration of salt in the water.

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Definitions:

Dependent Variable

A variable in an experiment or study that is dependent on other variables, typically the outcome or effect being measured.

Indicator Variable

A binary variable that takes the value of 1 if a certain condition is true and 0 if it is false, used in statistical analysis.

Interval Variable

An interval variable is a type of numerical data that is measured along a scale, where the distance between each point is uniform and meaningful, but does not have a true zero point.

Stepwise Regression

A method of regression analysis in which variables are added or removed from the model in a step-by-step manner based on specific criteria.