Tristan has a genetic disorder that results from an abnormality in the X chromosome, which becomes constricted and often breaks. His doctor told Tristan's mother that he has:
A) fragile X syndrome.
B) XYY syndrome.
C) Turner syndrome.
D) Tay-Sachs disease.

Question

Quizplus · Accepted Answer

Fragile X syndrome is a genetic disorder caused by an abnormality in the X chromosome, which can become constricted and break.

Tristan Has a Genetic Disorder That Results from an Abnormality