Which of the Following Mechanisms in Fragile X Syndrome (FXS)

question 12

Multiple Choice

Which of the following mechanisms in fragile X syndrome (FXS) leads to expression of the disorder?

• A)Trinucleotide repeat sequences interspersed with the exons of the FMR1 gene, resulting in the production of an abnormal protein
• B)Trinucleotide repeat sequences causing methylation of the FMR1 gene, thus silencing its expression
• C)Increased production of microRNA molecules that interfere with the transcription of the FMR1 gene
• D)Increased production of microRNA molecules that interfere with the translation of the FMR1 gene

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Definitions:

Formula

A mathematical relationship or rule expressed in symbols, typically representing quantities and operations.

Collect Like Terms

A mathematical process in algebra that involves combining terms that have the same variables raised to the same power.

Operation Indicated

The specific procedure or set of procedures designated by particular signs in an equation or formula.

Collect Like Terms

In algebra, the process of combining terms that have the same variables raised to the same power into a single term.