The Chordates

question 27

Multiple Choice

The chordates

• A) all have bony backbones.
• B) include some animals without nervous systems.
• C) pass through a developmental stage with pharyngeal slits.
• D) are poorly represented in the fossil record.
• E) are all filter feeders.

---

Definitions:

Cognitive Development

The progression of learning and mental processing abilities, including thinking, reasoning, and problem-solving, over time.

Desires

Strong feelings of wanting or wishing for something to happen or be the case.

Beliefs

Convictions or acceptances that something exists or is true, especially without proof.

Cognitive Development

The process of growth and change in intellectual capabilities such as thinking, reasoning, and understanding, throughout the lifespan.