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Vaccine Boosters and Immunity

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Questions and Answers

What is the main difference between antibiotics and vaccines?

Antibiotics inhibit the growth of microorganisms.

Vaccines are effective against all types of diseases.

Antibiotics stimulate the immune system. (correct)

Vaccines directly kill microorganisms.

When was the first major application of Penicillin?

Early 1950s

Late 1940s

Mid-1940s (correct)

Early 1940s

What was the significance of Penicillin during World War II?

It caused undesirable side effects in patients.

It was discovered in the late 1950s.

It was effective against many types of bacteria. (correct)

It was the first synthetic antibiotic.

How did chemists alter antibiotics after the discovery of Penicillin?

By making them completely synthetic Signup and view all the answers

What was a common characteristic of early antibiotics like Penicillin?

They were isolated from natural sources. Signup and view all the answers

Why did chemists start altering antibiotics?

To form new types of antibiotics. Signup and view all the answers

What is the primary purpose of antibiotics?

To directly kill or inhibit microorganisms. Signup and view all the answers

How many known antibiotics are there today?

Around 100 Signup and view all the answers

'Post-penicillin antibiotics' refers to antibiotics that were discovered:

'Post' the discovery of penicillin Signup and view all the answers

'Antimicrobial properties' refer to the ability of a substance to:

Inhibit or kill microorganisms. Signup and view all the answers