Name the scientists who were credited for showing the role of Penicillin as an antibiotic.

Explanation

To answer the question regarding the scientists credited for showing the role of Penicillin as an antibiotic, we can follow these steps:

1. **Identify the Discovery of Penicillin**: The first step is to recognize that Penicillin was discovered by Alexander Fleming in 1928. He observed that the mold Penicillium notatum had antibacterial properties.

2. **Establishing the Role of Penicillin as an Antibiotic**: While Fleming discovered Penicillin, it was not until later that its effectiveness as an antibiotic was demonstrated. This was accomplished by scientists Ernst Boris Chain and Howard Florey during the early 1940s.

3. **Conclude with the Names of the Scientists**: Therefore, the scientists credited for showing the role of Penicillin as an antibiotic are Ernst Boris Chain and Howard Florey.

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