Fossil Tooth Parts of Extinct ____ Suggest That These Organisms

question 58

Multiple Choice

Fossil tooth parts of extinct ____ suggest that these organisms were the earliest vertebrates with bonelike structures.

• A) acanthodians
• B) conodonts
• C) osteolepiforms
• D) placoderms
• E) ostracoderms

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Definitions:

Species

A group of living organisms consisting of similar individuals capable of exchanging genes or interbreeding.

Individual Frustrations

Personal experiences of setbacks or obstacles that provoke feelings of discontent and distress.

Groups

Collections of individuals who come together to form a unit or team, often with common goals, interests, or purposes.

Personal Unconscious

A term from Jungian psychology referring to all information that is present within an individual's mind but not currently in conscious awareness.