The Five-Toed Limb of Stem Reptiles Became Modified into a Limb

question 18

Multiple Choice

The five-toed limb of stem reptiles became modified into a limb ____ in vertebrates that followed.

• A) suitable for high-speed running
• B) suitable for digging
• C) suitable for swimming
• D) with four fingers and an opposable thumb
• E) with all of these

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Definitions:

Academic Failure

The inability to meet the prescribed criteria or standards of academic achievement.

Intrinsic Motivation

is the drive to engage in an activity for its own sake, deriving pleasure and satisfaction from the participation itself, not from external rewards.

Mastery of Tasks

The degree to which an individual has acquired the knowledge, skills, and abilities to proficiently perform specific tasks.

Self-perception Theory

A theory that suggests individuals develop their attitudes and feelings by observing their own behavior and concluding what attitudes must have caused it.