Which of the Following Observations Supports the Notion That the Gene

question 54

Multiple Choice

Which of the following observations supports the notion that the gene is simply a set of DNA sequences that are transcribed into a single RNA molecule that encodes a single polypeptide?

• A) Alternative splicing-a single gene can yield multiple mRNA and protein products.
• B) A single ribosomal RNA transcript can liberate several RNA molecules via further processing.
• C) RNAs can be the functional product of a gene without being translated into a protein product.
• D) Within a protein coding region, each codon represents a specific amino acid that will be linked to form a polypeptide.
• E) Regulatory elements are part of a gene that regulate timing, degree, and specificity of gene expression but are not transcribed.

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Definitions:

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