Final answer:
The branches of the FDA and their descriptions are: NCCIH leads scientific research on complementary and alternative medicine, CDER controls drug use, CBER ensures the safe use of serums and vaccines, and CFSAN monitors dietary supplements.
Step-by-step explanation:
The branches of the FDA are matched with their respective descriptions as follows:
- National Center for Complementary and Integrative Health (NCCIH): The lead agency for scientific research and information about complementary and alternative medicine.
- Center for Drug Evaluation and Research (CDER): Exercises control over whether prescription or OTC drugs can be used for therapy.
- Center for Biologics Evaluation and Research (CBER): Regulates the safe use of serums, vaccines, and blood products.
- Center for Food Safety and Applied Nutrition (CFSAN): Monitors dietary supplements after they have gone to market.