Understanding Protozoa and Microorganisms

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What is a microorganism?

Back

A small living organism that is not visible to the naked eye.

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What are pathogens?

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Pathogens are organisms that can cause disease.

Front

What does HIV do to the body?

Back

HIV suppresses the immune system.

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What are nonpathogens?

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Nonpathogens are organisms that cannot cause harm or disease.

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What is HIV?

Back

HIV is a virus that can be transmitted through unprotected sex and sharing of needles.

Front

What is the role of protozoa in the ecosystem?

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Protozoa play a crucial role in nutrient cycling and as a food source for larger organisms.

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How do microorganisms reproduce?

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Microorganisms can reproduce asexually through processes like binary fission or budding.

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What is the difference between bacteria and viruses?

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Bacteria are single-celled organisms that can live independently, while viruses require a host to replicate.

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What are some common diseases caused by pathogens?

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Common diseases include the flu, tuberculosis, and HIV/AIDS.

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How can pathogens be transmitted?

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Pathogens can be transmitted through direct contact, contaminated food or water, and airborne particles.