b
extra 21st chromosome; female
The karyotype below depicts a chromosomal mutation caused by nondisjunction. What is the issue and is this person male or female?
A karyotype of a Down syndrome patient (47, XX,+21) (Reproduced... | Download Scientific Diagram
a
extra 21st chromosome; male
b
extra 21st chromosome; female
c
curved 3rd chromosome; female
d
missing chromosome: male
1 answer