What Do All Craniates Have That Earlier Chordates Did Not

question 49

Multiple Choice

What do all craniates have that earlier chordates did not have?

• A)brain
• B)vertebrae
• C)cartilaginous pipe surrounding notochord
• D)partial or complete skull
• E)bones

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Definitions:

Extrinsic Motivation

Motivation driven by external rewards such as money, fame, grades, or praise rather than internal satisfaction.

Symbolic Self-Completion

A theory suggesting individuals strive to achieve and display symbols of success in areas important to their self-identity to feel complete.

Intrinsic Motivation

The drive to act or engage in an activity for its own sake, deriving pleasure or satisfaction from the activity itself rather than external rewards.

Adequate Resources

Having sufficient means, materials, or assets required to achieve a goal or fulfill a need.