Karyotypes

Biology Level pending

A karyotype is a picture of a person's chromosomes. The chromosomes are isolated, stained, and then examined under a microscope.

Which of the following can be diagnosed by examining a karyotype of a person's white blood cells?

Note: A version of this question appeared in the 2002 AP Biology Exam

Down syndrome Cancer Alzheimer disease Sickle cell anemia Cystic fibrosis Muscular dystrophy

Owen Yin by Owen Yin , 23, Canada

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1 solution

Owen Yin
May 15, 2015

Down syndrome is characterized by an additional copy of chromosome 21.

As a bonus: In the above karyotype, what is this person's gender?

0 Helpful 0 Interesting 0 Brilliant 0 Confused

Female ? :D

Abo Dowia - 5 years, 11 months ago

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Correct! :D This person has two X chromosomes, so it is a female!

Owen Yin - 5 years, 11 months ago

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