Vertebrates in the Sarcopterygian Lineage Eventually Became Fully Terrestrial

question 18

Multiple Choice

Vertebrates in the sarcopterygian lineage eventually became fully terrestrial.Three sets of changes in this lineage promoted life on land.Two of these occurred early in the Tetrapodomorpha and are found in all tetrapods.One of these occurred later within the reptiliomorph branch of the tetrapodomorph lineage.Which one of the following is unique to the reptiliomorph lineage?

• A)Snap-and-grab feeding modifications of the jaw and jaw musculature
• B)Amniotic egg
• C)Skeletal modification promoted mobility on land

---

Definitions:

Cognitive A-B-C Model

A psychological framework that helps to understand the relationship between an Activating event, Beliefs, and the Consequences of those beliefs, emphasizing the role of cognition in emotional and behavioral responses.

Antecedents

Antecedents are events or conditions that occur before a behavior, which may trigger or cue the behavior to occur in contexts of behavior analysis.

Beliefs

Beliefs are convictions or acceptances that something exists or is true, especially without proof, which can strongly influence attitudes and behavior.

Stimuli

Elements in the environment that can evoke a response from organisms.