Explain major events in the three periods of the geologic time scale

Classify the structures as homologous or analogous, depending on their structure and function.

In meiosis ii during anaphase ii which structures separated homologous chromosomes or sister chromatids

Which genetic disorders, caused by an extra x chromosome (xxy), is characterized by a lack of testicular development in males, effeminate features, possible mental impairment, and a thin stature?