Which of the following defines Down Syndrome A)A type of mental retardation caused by a problem in the 21^st chromosome B)A severe lack of emotional intelligence C)Having an IQ below 70 and having trouble with basic skills D)Being infected with eugenics

Question

Quizplus · Accepted Answer

Down Syndrome is characterized by an extra copy of chromosome 21 (trisomy 21), not by the factors listed in the other options. This genetic condition can lead to physical growth delays, characteristic facial features, and mild to moderate intellectual disability.

Which of the Following Defines Down Syndrome