Today a new opioid medication is making its way into treatment facilities, doctorâs offices, and even homes. Buprenorphine is a partial opioid agonist, which causes it to be less addictive than either heroin or methadone. The âhighâ produced by buprenorphine is less intense, and the side effects are less dangerous.
Biology: How Life Works. Instructors. Students. For questions or problems with the content, please contact Technical Support at 800-936-6899. Biology: How Life Works was written in response to recent and exciting changes in biology, education, and technology with the goal of helping students to think like biologists. The text, visual program, and assessments were developed together to provide students with the best resources to gain an understanding of modern biology.
Organisms grow because cells are dividing to produce more and more cells. In human bodies, nearly two trillion cells divide every day. Watch cells divide in this time lapse video of an animal cell (top) and an E. coli bacteria cell (bottom). The video compresses 30 hours of mitotic cell division into a few seconds.