The Backbone of a Strand of Nucleic Acid Consists of

question 29

Multiple Choice

The backbone of a strand of nucleic acid consists of

• A) phosphate units only.
• B) phosphate and sugar units.
• C) polyester.
• D) phosphate, sugar, and nitrogen base units.
• E) sugar units only.

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Definitions:

Dred Scott Decision

An 1857 U.S. Supreme Court ruling that African Americans, whether enslaved or free, could not be American citizens and therefore had no standing to sue in federal court.

Moderate Republicans

Members of the Republican Party in the United States who hold centrist views, advocating for policies that are not too conservative or liberal.

Ostend Manifesto

A document from 1854 in which American diplomats in Europe suggested that the U.S. should attempt to purchase Cuba from Spain or justify war if Spain refused, to expand slavery.

Mexican War

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