Liselle is 35 and has which is a fatal, progressive, degenerative genetic disorder. her symptoms include uncontrollable muscle movements, personality change, and loss of intellectual functioning.

Huntington's disease

Explanation:

Huntington's disease is a genetic disorder which is generally inherited and causes the death of the brain cells. In the process of neurodegeneration the nerve cells in the brain die.

As the brain cells are dying, over time a person loses to control their movements and in the later stages dimensia is seen. Presently no cure for Huntington's disease exists.

answer; biological;