Before Watson and Crick Described DNA Structure, Linus Pauling Proposed

question 21

Multiple Choice

Before Watson and Crick described DNA structure, Linus Pauling proposed a possible model with three strands of support running down the middle and the bases extending out the sides. How did Pauling's model differ from Watson and Crick's?

• A) He missed the number of support strands which was two rather than three.
• B) The support strands ran along the outside rather than down the center.
• C) The bases were paired in the middle rather than sticking out the sides.
• D) All of the choices describe how Pauling's model was different than Watson and Crick's model.

---

Definitions:

Socialists

People who advocate for socialism, a political and economic theory of social organization advocating for the means of production, distribution, and exchange to be owned or regulated by the community as a whole.

Federalists

Supporters of the ratification of the U.S. Constitution, advocating for a strong federal government and the creation of a union of states with a centralized authority.

Federal Legislation

Laws passed by the national government of a federal country.

Waiver

An intentional relinquishment or surrender of some known right or privilege.