Science Homework Help

1. Describe the different types of interactions that bacteria have with humans.

2. Describe the difference between photosynthesis in Green and Purple bacteria vs in Cyanobacteria. What is the role of the different cell types in Anabaena, and how are they formed?

3. Why are legumes an important food, particularly for vegetarian people?

4. Describe the Chlamydia life cycle. Why is it an obligate intracellular parasite?

5. Describe some characteristics that are unique to wall-less bacteria.

6. Name some bacteria that can grow within macrophages. What is the significance of this?

7. Give some examples of how your natural flora of bacteria helps prevent disease.

8. Provide some examples of how the formation of endospores helps lead to disease.

9. Describe some modifications that Archaea use to grow in extreme environments.

10. What is Taq polymerase, and what is its significance?

• make sure your responses to each question completely answer the question
• if you use scientific terminology in your answer, make sure you define these terms
• be sure to explain your answers in your own words; it is a much better indicator that you understand a concept if you can explain it yourself; it is even better if you can explain it using non-scientific wording, the way you would explain this concept to a patient or a relative
• Make sure your response provides a complete answer to each question (probably about a paragraph).

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