KARYOTYPE TESTS. KARYOTYPE = Image of all the chromosomes from the nucleus of a cell Can be done...

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KARYOTYPE TESTS

Transcript of KARYOTYPE TESTS. KARYOTYPE = Image of all the chromosomes from the nucleus of a cell Can be done...

Page 1: KARYOTYPE TESTS. KARYOTYPE =  Image of all the chromosomes from the nucleus of a cell  Can be done to identify genetic disorders.

KARYOTYPE TESTS

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

KARYOTYPE =

Image of all the chromosomes from

the nucleus of a cell

Can be done to identify genetic

disorders

Page 3: KARYOTYPE TESTS. KARYOTYPE =  Image of all the chromosomes from the nucleus of a cell  Can be done to identify genetic disorders.

ANALYZING A KARYOTYPE

Check the 23rd 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

Page 4: KARYOTYPE TESTS. KARYOTYPE =  Image of all the chromosomes from the nucleus of a cell  Can be done to identify genetic disorders.

NORMAL MALE (46XY)

Page 5: KARYOTYPE TESTS. KARYOTYPE =  Image of all the chromosomes from the nucleus of a cell  Can be done to identify genetic disorders.

NORMAL FEMALE (46XX)

Page 6: KARYOTYPE TESTS. KARYOTYPE =  Image of all the chromosomes from the nucleus of a cell  Can be done to identify genetic disorders.

MALE WITH KLINEFELTER’S (47XXY)

Page 7: KARYOTYPE TESTS. KARYOTYPE =  Image of all the chromosomes from the nucleus of a cell  Can be done to identify genetic disorders.

FEMALE WITH TURNER’S (45XO)

Page 8: KARYOTYPE TESTS. KARYOTYPE =  Image of all the chromosomes from the nucleus of a cell  Can be done to identify genetic disorders.

FEMALE WITH CRI DU CHAT

Page 9: KARYOTYPE TESTS. KARYOTYPE =  Image of all the chromosomes from the nucleus of a cell  Can be done to identify genetic disorders.

FEMALE WITH DOWN SYNDROME