What is the relationship between crossing over and genetic variation?

An 88 year-old widow with uterine prolapse and multiple comorbid conditions has been unsuccessful in the use of a pessary for treatment elects to receive colpocleisis (lefort type) to prevent further prolapse and avoid more significant surgery like hysterectomy. the treatment is successful. what are the cpt® and icd-10-cm codes reported for this procedure?

The earth's oceans are made up of chlorine, and trace elements. a) carbon, oxygen b) oxygen, silicon c) hydrogen, oxygen d) nitrogen, oxygen

Stem cells found adult tissue such as in bone marrow brain muscle skin and liver are only capable of what