Punctuation Exercise 39

The evidence is entered into a national database called the Combined DNA Index System or CODIS.

Rather they had to navigate more than a million years of living in the shadows.

Nine researchers looked at 23 years worth of national data.

In his two years at the school, Smith said his sexual orientation had never been an issue.

Mentors serve as role models; acclimate new teachers to a new school; and advise new teachers about instruction, curriculum, procedure, practices, and politics.