Final answer:
A pharmacist is a healthcare professional who dispenses prescribed drugs and provides information about their use. They hold a doctorate in pharmacy and have extensive knowledge of chemistry and biology.
Step-by-step explanation:
A pharmacist is a healthcare professional who dispenses drugs that have been prescribed by a doctor. They hold a doctorate in pharmacy and are licensed by the state in which they work. Pharmacists have extensive knowledge of chemistry and biology to understand how drugs affect the body. They can advise physicians on drug selection, dosage, interactions, and side effects, as well as help patients understand how to properly use their medications.