Concepts | Questions | Media Resources |
21.1 Microbes and You | 21.1 Microbes and You | 21.1 Microbes and You |
- Microbes are beneficial in different ways.
- Microbes that possess virulence factors are pathogens.
- Epidemiology is the study of factors that influence transmission and distribution of diseases in a population.
| - How do microbes directly benefit you?
Answer
- What makes some microbes virulent?
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- What are the different ways you can catch an infectious disease?
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21.2 Viruses as Infectious Agents | 21.2 Viruses as Infectious Agents | 21.2 Viruses as Infectious Agents |
- Viruses are not cellular and have to reproduce inside a living host.
- Viruses cause many human diseases such as influenza, the common cold, and measles.
- Prions are infectious proteins that can cause disease.
| - Are viruses alive? How can they replicate?
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- Why aren't you always immune to influenza even if you had it before?
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- What diseases are caused by herpes viruses?
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- What does chickenpox have to do with shingles?
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| Essential Study Partner Concept Quiz Bioethical Focus |
21.3 Bacteria as Infectious Agents | 21.3 Bacteria as Infectious Agents | 21.3 Bacteria as Infectious Agents |
- Bacteria are single celled organisms that lack a nuclear membrane and other membranous organelles.
- Bacteria can be categorized as gram-positive or gram-negative.
- Bacteria cause many human diseases including strep infections, food
poisoning, and tuberculosis.
| - What is the structure of bacteria and how does the cell wall of bacteria differ?
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- What complications are possible after a strep infection?
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- Why is tuberculosis on the rise today?
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- What are the two major types of food poisoning?
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| Essential Study Partner Art Labeling Activity |
21.4 Other Infectious Agents | 21.4 Other Infectious Agents | 21.4 Other Infectious Agents |
- Fungi, protozoans, and worms can also cause disease.
| - What types of diseases are caused by fungi?
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- What is the most widespread and dangerous protozoan disease?
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- Why isn't schistosomiasis prevalent in this country?
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