Which One of the Following Features Is Not Found in Animals

question 3

Multiple Choice

Which one of the following features is not found in animals of the phylum Rotifera?

• A)cephalization
• B)ciliated food gathering organ called a corona
• C)free-living,nonparasitic life style
• D)smaller than many unicellular ciliates
• E)fluid-filled,true coelom

---

Definitions:

Interaction Effect

The impact that the combination of variables has on a dependent variable, which is different from the effect of any single variable.

Two-way ANOVA

A statistical procedure for investigating the effect of two categorical predictors on a continuous outcome.

Profile Plots

A graphical tool for exploring the interaction effects in a multivariate analysis, particularly applicable in the visualization of interactions between factors in factorial experiments.

Two-way ANOVA

An analytical test designed to evaluate the influence of two nominal independent variables on a continuous variable of interest.