Answer:
True.
Explanation:
in the early 1900s development of Salvarsan, an arsenic-based drug to treat syphilis.
Answer:
well I'll gladly take your pionts.
Sometimes they're used as drugs. The classic example might be penicillin, a compound made by a fungus and used as the first widely-available antibiotic.
Answer: B. TEFKAGSAKGATLFKTRCLQ
D. TEFKAGSAKGATLFKTRCLQ
A.TEFKAGSAKKGATLFKTRCLQ
E. TEFKAGSAKKKGAGATLFKTRCLQ
C. TEFKAGSAKLGATLFKTRCLQ
Explanation: