This preview shows page 1. Sign up to view the full content.
Unformatted text preview: Trisomy XXY (male) (and other multiples with both X and Y, except XYY) Kleinfelter syndrome May have mixed secondary sexual development at puberty and low sperm production; the testes and prostate gland are smaller than normal. Males are generally taller and heavier than average. Two-thirds of the extra Xs come from the egg. Trisomy XYY (male) Jacob Syndrome Increased vertical stature May have higher testosterone levels and greater incidence of acne...
View Full Document
This note was uploaded on 12/29/2011 for the course BIO 151 taught by Professor Edwards during the Spring '10 term at SUNY Stony Brook.
- Spring '10