Somatic cells morphological research is necessary for identification of human karyotype. What are the structures that can give us the information about the sex of a person?

Somatic cells morphological research is necessary for identification of human karyotype. What are the structures that can give us the information about the sex of a person?

1.  Heterochromatin


2.  Decondensed chromatin


3.  Euchromatin


4.  Peripheral chromatin


5.  *Barr’s body