Syndromes + Characteristics

Question 1

Down syndrome

Answer 1

a syndrome where a person is born with an extra copy of chromosome 21. (trisomy 21). Some characteristics are intellectual disabilities, abnormal pattern of palm creases, almond-shaped eyes, flattened face, short stature.

Question 2

Turner’s syndrome

Answer 2

a syndrome where females are born with only one X chromosome. (XO) Some characteristics are short stature, webbed neck, sexually underdeveloped.

Question 3

Klinefelter syndrome

Answer 3

a syndrome where males are born with an extra X chromosome (XXY). Some characteristics are sexual immaturity (inability to produce sperm), breast swelling.