Eberhard's Study of Spiders and Their Parasitoid Wasps Showed That

question 31

Multiple Choice

Eberhard's study of spiders and their parasitoid wasps showed that the

• A) wasps most likely change the web-building behavior of the spider by the injection of a fast-acting chemical.
• B) type of web built is an all-or-nothing phenomenon; it is either a normal web or a cocoon web.
• C) behaviors in spiders that build cocoon webs contain different elements than those that build normal webs.
• D) chemical that causes alterations in web-building behavior is not dose dependent.

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Definitions:

Day of Week

Indicates one of the seven named divisions in a week, ranging from Sunday to Saturday.

Interaction Effect

In statistics, it refers to a situation in which the effect of one independent variable on a dependent variable changes depending on the level of another independent variable.

Marginal Mean

The mean of the subset of observations that contribute to the marginal total, providing insight into specific group effects within a larger dataset.

Factorial Designs

Experimental designs used to evaluate the effects of two or more factors by varying them simultaneously and systematically.