In the Section "Investigating Life: Evolving Backwards," What Is the Significance

question 16

Multiple Choice

In the section "Investigating Life: Evolving Backwards," what is the significance of Najash rionegrina,an extinct,land-dwelling species of snake with functional legs,pelvis,and sacrum?

• A)Has a common ancestor to modern-day snakes,but placed in a derived group
• B)Has the same anatomical organization as modern-day snakes
• C)Is an ancestor to modern-day snakes,but has different anatomical organization than modern-day snakes
• D)Is an ancestor to modern-day snakes and has same anatomical organization as modern-day snakes
• E)Is an outgroup unrelated to modern-day snakes

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Definitions:

Under-Extension

A linguistic phenomenon, often observed in children's language development, where a word is used too restrictively, applied to fewer objects than it actually represents.

Overextension

A language development error wherein a child applies a word too broadly to objects that do not fit the word's meaning.

Overextensions

In language development, the overly broad use of a word to include objects that do not fit the word's meaning.

Vocabulary Growth

The process of increasing the number of words a person knows and understands, often associated with both language development in children and continued learning in adults.