Which Trait Unites the Deuterostomes but Not the Protostomes

question 22

Multiple Choice

Which trait unites the deuterostomes but not the protostomes?

• A) Dorsal nervous system
• B) Anterior brain
• C) Bilaterally symmetrical body plan
• D) Development of a mouth from a blastopore (in many species)
• E) Radial symmetry

---

Definitions:

Society

A large group of people associated with each other through persistent social interactions, shared geographical or social territory, and subject to the same political authority and dominant cultural expectations.

Constitutional Requirements

The mandates or conditions specified in the Constitution that govern how the U.S. government operates and what qualifications individuals must meet to hold certain positions.

Congress

The legislative branch of the United States federal government, consisting of the Senate and the House of Representatives.

Society

A group of individuals involved in persistent social interaction, or a large social group sharing the same geographical or social territory.