Quiz on Vaccines

What is a vaccine?

• A substance that makes you sick

• A substance used to cure any disease you already have

• A substance that teaches your immune system to recognise harmful germs

• A substance that gives you autism

Answer explanation

Vaccines are injections (shots), liquids, pills, or nasal sprays that you take to teach the immune system to recognise and defend against harmful germs.

Many vaccines contain a/an _____ which triggers _____ production by your immune system.

• Gene, DNA

• Antibody, Antigen

• Enzyme, Substrate

• Antigen, Antibody

What type of vaccines uses a messenger RNA molecule as its agent?

• nRNA vaccines

• mRNA vaccines

• Toxoid vaccines

• Live-attenuated vaccines

Answer explanation

An mRNA vaccine is a new type of vaccine that uses a copy of a molecule called messenger RNA (mRNA) to produce an immune response.

Which cell in the body produces antibodies to fight infectious diseases?

• White blood cells

• Vaccine cells

• Pathogen cells

• Spine cells

True or False: Antibiotics are basically vaccines that fight bacterial diseases.

• True

• False

Answer explanation

Vaccines give our body a “snapshot” of a germ, our immune system can learn about it and defend against it without getting infected. They train our body to handle infections.

Antibiotics kill bacteria from a preexisting bacterial infection by inhibiting the functions of the bacterial cells' organelles.

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