Garnet Has Huntington's Disease

question 31

Multiple Choice

 Garnet has Huntington's disease. As a result, she has had disruptions of ____.

• A) her brain pathways that use dopamine for signaling
• B) the cerebellum
• C) the substantia nigra
• D) the caudate nucleus, putamen, and globus pallidus

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Definitions:

Chargaff's Rules

Empirical rules stating that DNA from any cell of any organisms has a 1:1 ratio of pyrimidine and purine bases (cytosine to guanine and adenine to thymine).

Purines

Nitrogenous bases found in DNA and RNA that include adenine and guanine.

Pyrimidines

One of the two types of nitrogenous bases found in nucleic acids, characterized by a single ring structure, and includes cytosine, thymine (DNA only), and uracil (RNA only).

Semiconservative Replication

The process by which DNA duplicates itself, where each new DNA molecule consists of one old strand and one newly synthesized strand.