Biology 6.3 Quiz

1. What is a pathogen?

A virus or organism which causes cancer

A virus or organism which protects the body from disease

A virus or organism which causes disease

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Topic 6.3 IB SL Biology Quiz

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2. HIV destroys a type of lymphocyte which is vital to the production of ______, which causes the body to be more susceptible to pathogens.

Antigens

Antibodies

Antitheses

3. _______ are found in the blood and ingest pathogens through endocytosis.

Endocytes

Exocytes

Antibodies

Phagocytes

Arthrocytes

4. Pathogens have antigens on their surface.

True

False

5. Attempting to harm a virus is a more effective method of treatment than attempting to remove it.

True

False

Harming a virus will harm the cells of the host.

Explanation

Harming a virus will harm the cells of the host.

6. The secretion of ______ on the skin creates an environment in which pathogens cannot survive.

Amylase

Glucose

Lactic Acid

Glutamic Acid

Hydrochloric Acid

7. Antigen(s)...

Production is stimulated by antibodies

Stimulate the production of antibody

Typically bind with only one antibody

Are produced by the body

they are foreign substances who stimulate the production of antibodies

Explanation

they are foreign substances who stimulate the production of antibodies

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