The Motility That Permits P

question 37

Multiple Choice

The motility that permits P.bursaria to move toward a light source is provided by

• A)pseudopods.
• B)a single flagellum composed of the protein flagellin.
• C)many cilia.
• D)contractile vacuoles.

Understand the concept of nominal variables and their representation by indicator (dummy) variables.

Recognize when to use indicator variables in multiple regression models.

Identify the appropriate number of indicator variables for nominal variables with various categories.

Interpret the role and effect of indicator variables in regression analysis and model prediction.

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Definitions:

Characteristics

Attributes, features, or qualities that identify and distinguish individuals, objects, or phenomena.

Continuity/Discontinuity

A fundamental issue concerning the process of development that addresses the extent to which development tends to be continuous, consisting of the gradual accumulation of small changes, and the extent to which it is discontinuous, involving a series of abrupt, radical transformations.

Development

The process of growth or progress, often marked by a series of changes or stages, in the context of individuals, societies, or organisms.

Gradual

describes a process happening in small degrees, steps, or stages over a period, rather than suddenly.