Lect 7 Study Questions PDF
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This document contains study questions on various biological topics, including bacteria, horizontal gene transfer, and eukaryotic evolution. The questions cover the modes of nutrition among bacteria and archaea, the tree of life, microbiomes, and the defining features of eukaryotic cells.
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Lect 7 Study questions 1. Why are bacteria usually small? 2. What is horizontal transfer? 3. What is transduction? Transformation? Conjugation? Why are these important to prokaryotes? 4. What are the three domains of life? 5. Which domains are prokaryotic and what does that mean? 6. What is an extre...
Lect 7 Study questions 1. Why are bacteria usually small? 2. What is horizontal transfer? 3. What is transduction? Transformation? Conjugation? Why are these important to prokaryotes? 4. What are the three domains of life? 5. Which domains are prokaryotic and what does that mean? 6. What is an extremeophile? What are some examples? 7. What are the cyanobacteria? What is their primary claim to fame? 8. The cyanobacteria were involved in a horizontal transfer event. What was it? 9. Describe the events leading up to the evolution of the first eukaryotes. 10. What is a microbial mat? How are they organized? 11. Describe the major modes of nutrition among bacteria and archaea (photoautotroph, chemoautotroph, etc..). 12. Why do some scientists look on the tree of life as more of a bush? 13. What kind of organisms fuel the carbon cycle around hydrothermal vents? 14. What is a microbiome? Why is it important? Does it vary between individuals? 15. What are the defining features of eukaryotic cells? 16. Why are eukaryotic cells usually larger than prokaryotes? 17. What promotes genetic diversity in eukaryotes? 18. Where did chloroplasts come from? What is the evidence? 19. Where did mitochondria come from? What is the evidence? 20. Are protists a monophyletic taxon? Explain your answer. 21. Know the main eukaryotic “supergroups”. Which one includes the plants? The animals? 22. What are the Archaeplastida? 23. What is a primary plastid? A secondary plastid? How can you tell the difference? 24. What is the primary characteristic of the Stramenophila? 25. What is the primary characteristic of the Amoebozoa? 26. What is the primary characteristic of the Opisthokonta? 27. Which two multicellular kingdoms are contained in the Opisthokonta? 28. Why are choanoflagellates considered the sister taxon of the animals?
