Gene Expression Microarrays Quantify

question 14

Multiple Choice

Gene expression microarrays quantify:

• A) a single copy of a nucleic acid target.
• B) relative amounts of different messenger RNAs in samples.
• C) RNA promoter regions that are adjacent to an inserted DNA sequence.
• D) the number of specific base pairs in a DNA target.

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Definitions:

Gene Silencing

The process by which the expression of a gene is prevented or reduced, typically through natural cellular mechanisms.

DNA Profile

A unique set of DNA characteristics that can be used to identify an individual or to determine familial relationships.

Mitochondrial DNA SEQ## STR Profiling

A technique for analyzing short tandem repeats within the mitochondrial DNA, useful in forensic science and genealogy.

Agrobacterium Tumefaciens

A bacterium known for causing crown gall disease in plants, used in genetic engineering to transfer DNA to plant cells.