What Is a Common Symptom of Huntington's Disease

question 161

Multiple Choice

What is a common symptom of Huntington's disease?

• A)Rapid fatigue of the muscles
• B)Involuntary jerky movements
• C)Tremors that interfere with voluntary movement
• D)Impairment of rapid alternating movements

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Definitions:

Bacterial Enzymes

Enzymes produced by bacteria that catalyze chemical reactions, involved in processes such as metabolism, DNA replication, and the degradation of substances.

Operon

A functional unit of DNA containing a group of genes controlled by a single promoter, used by prokaryotes to regulate gene expression efficiently.

Structural Genes

Genes that code for proteins which serve as building blocks for cells and tissues or operate in metabolic or physiological processes.

Regulatory Sequences

Segments of DNA that are involved in controlling the activity of genes, including when, where, and how much of a gene product is made.