Choose the statement that best explains Penicillin.
- A. The astronomer often credited as a key figure in developing the telescope for astronomical observation
- B. The first widely used antibiotic, discovered by Alexander Fleming ✓
- C. The inventors credited with building and flying the first successful powered airplane
- D. The chemical element with the symbol O that is essential for human respiration
Correct answer
B. The first widely used antibiotic, discovered by Alexander Fleming
Explanation
'Penicillin' refers to the first widely used antibiotic, discovered by Alexander Fleming.