The Legless Condition That Is Observed in Several Groups of Extant

question 58

Multiple Choice

The legless condition that is observed in several groups of extant reptiles is the result of ________.

• A) their common ancestor having been legless
• B) a shared adaptation to an arboreal (living in trees) lifestyle
• C) several instances of the legless condition arising independently of each other
• D) individual lizards adapting to a fossorial (living in burrows) lifestyle during their lifetimes

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Definitions:

Multiple Perspectives

Incorporating various viewpoints or angles of consideration in a study to provide a comprehensive understanding of the researched phenomenon.

A Priori

Based on hypothesis or theory formed prior to a specific observation or experiment, not on empirical evidence.

Estimated Growth

The projected increase in size, value, or importance of something over a specific period.

Conceptual Model

A theoretical framework that outlines the proposed relationships between variables within a research study or project.