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Comparison between normal chromosome and fragile X chromosome
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Comparison between normal chromosome and fragile X chromosome

The repetition of more than 200 copies of the CGG triplet in the FMR1 gene produces a change in the DNA sequence of this gene that prevents the correct production of the corresponding protein. Under specific conditions generated in the laboratory, it is possible to detect a breakage zone at one end of the X chromosome called a fragile site.

By (embryologist), (gynecologist), (gynecologist), (embryologist) and (psychologist).
Last Update: 01/24/2022