Which of the Following Best Describes Which Chordate Characteristics Lancelets

question 13

Multiple Choice

Which of the following best describes which chordate characteristics lancelets retain as adults?

• A) Notochord, dorsal nerve cord, post-anal tail, and pharyngeal gill slits
• B) Dorsal nerve cord, jaws, limbs, and lobed fins
• C) Pharyngeal gill slits, limbs, and lobed fins
• D) Post-anal tail, hair, jaws, and amniotic egg
• E) Notochord, lobed fins, and jaws

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Definitions:

Peter Singer

A philosopher best known for his work in bioethics and his advocacy for animal rights and utilitarianism.

Single Experiment

An investigative method in science where an isolated variable is tested to observe its effects under controlled conditions.

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The existence of individuals, characterized by growth, reproduction, and the capacity for continuous change preceding death.

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The systematic investigation into and study of materials and sources in order to establish facts and reach new conclusions about health and disease.