Activity 1:  An Unwelcome Diagnosis

Hanna’s karyotype from her blood cells shows two X chromosomes and no Y chromosome. It also shows 18 chromosomes that occur in two copies and four chromosomes that occur in three copies.

Hanna’s karyotype from her hair cells shows two X chromosomes and no Y chromosome. It also shows 22 chromosomes that occur in two copies.

Hanna’s karyotype from her cheek cells shows two X chromosomes and no Y chromosome. It also shows 22 chromosomes that occur in two copies.

Click to return to Karyotypes

Click to return to An Unwelcome Diagnosis