A karyotype.
Gayness
A karyotype is a visual display of the chromosomes arrangeed by size, shape, and banding pattern.
A picture of chromosomes is called a "karyotype."
Karyotype
a karyotype is a picture of all the chromosomes in a cell. These pictures are used to check for chromosomal abnormalities, such as too few or too much which can result in a genetic disability. Such as Down Syndrome.
Colchicines
A karyotype can be used to recognize the damage radiation had done to a chromosome because of the chromosomal differences between males and females.
This is known as a karyogram.
Karyotype analysis can be used to easily determine sex and a number of genetic disorders, such as Down's Syndrome (trisomy-21) or Klinefelter's Syndrome (XXY).
A karyotype and a pedigree
Karyotype