1. KARYOTYPE TESTS

2. KARYOTYPE =  Image of all the chromosomes from the nucleus of a cell  Can be done to identify genetic disorders

3. ANALYZING A KARYOTYPE  Check the 23 rd pair of chromosomes Should be XX (female) or XY (male) ***Y chromosome determines male – no Y chromosome is female***  Check that there are two chromosomes for each pair  If there are more or less, identify the genetic disorder

4. NORMAL MALE (46XY)

5. NORMAL FEMALE (46XX)

6. MALE WITH KLINEFELTER’S (47XXY)

7. FEMALE WITH TURNER’S (45XO)

8. FEMALE WITH CRI DU CHAT

9. FEMALE WITH DOWN SYNDROME