Which Correctly Describes the Evolutionary Origin and Adaptive Radiation of Molluscs

question 36

Multiple Choice

Which correctly describes the evolutionary origin and adaptive radiation of molluscs?

• A)Molluscs originated in freshwater and invaded both terrestrial and marine environments
• B)Molluscs originated on land,all classes then invaded both freshwater and marine environments
• C)Molluscs originated on land,all classes then invaded freshwater and the bivalves and gastropods invaded marine environments
• D)Molluscs originated in the sea,both bivalves and gastropods invaded marine environments and the land
• E)Molluscs originated in the sea,bivalves and gastropods invaded brackish and freshwater environments,and just gastropods invaded the land

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Definitions:

Inclusive Range

A measure of variability calculated by subtracting the lowest score in a distribution from the highest score in the distribution and adding 1.

Variables

Elements, features, or factors that can change or vary in an experiment or study, potentially influencing the outcome.

Types of Variables

Categories of variables in research, including independent, dependent, and control variables, among others.

Values of Variables

The specific amounts or categories that variables can take on in data collection and analysis.