Terry is teaching his class about atoll reefs. Which of these points should Terry mention in his explanation?

1) that atoll reefs are the oldest
2) that atoll reefs border the shorelines
3) that atoll reefs generally have a lagoon between the shoreline and the reefs
4) that atoll reefs are the youngest

How does the molecular clock work? a. it analyzes the brain functionality of two different species.b. it examines and compares the physical characteristics of two different species.c. it illustrates relationships between two different species.d. it compares the number of mutations that exist in the dna of two different species.

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?

Based on the topographic map of mt. st. helens, what is the contour interval of the volcano about height is 2,950 m?