How Does the Nerve Cord of Chordates Differ from the Nerve

question 41

Multiple Choice

How does the nerve cord of chordates differ from the nerve cord of animals in other taxonomic groups?

• A) It runs along the dorsal side of the body.
• B) It does not develop until after the embryonic period.
• C) It does not extend into the tail.
• D) It is surrounded by bone.
• E) It develops from the gill slits.

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Definitions:

Sunk Cost

A cost that has already been incurred and cannot be recovered.

Nonrefundable

Describing a payment or deposit that cannot be returned or refunded back to the payer under most circumstances.

Nontransferable

An attribute of an item or asset that cannot be legally transferred or assigned from one individual or entity to another.

Fixed Cost

Expenses that do not change with changes in the volume of production, such as rent, salaries, and insurance.