Chapter 1.  This is the list of questions that were used for the scavenger hunt.  As you read the first chapter, be sure you can answer these questions.  Then, go do the problems at the end of the chapter for more review.
  1. How are organelles isolated from animal tissue?
  2. What does invitro mean?
  3. List four differences between plant and animal cells.
  4. Why is cell size limited by O2 diffusion?
  5. What is a kilodalton (kDa)? What is it used to represent?
  6. Why are invitro experiments likely to misrepresent actual cell conditions?
  7. Define the following, with examples: chiral, enantiomer, diastereomer
  8. Why is the configuration and conformational three dimensional structure of proteins so important for their interactions with small molecules?
  9. What is the difference between conformation and configuration? Give examples of each.
  10. Are living organisms at equilibrium with their surroundings? Give an example.
  11. How do living organisms get energy. Give an example.
  12. Describe an example of entropy.
  13. How do enzymes alter reactions?
  14. What is the relationship between Keq and )GE?
  15. How do enzymes affect Keq?
  16. What is the effect of enzymes on )GE?
  17. Describe how the linear DNA sequence is used to make functional three dimensional proteins.
  18. What is the precise three dimensional structure of a protein called?
  19. What one word describes an unrepaired mistake in DNA replication?
  20. What was the atmosphere of the earth like 4 billion years ago?
  21. Give two examples of endosymbiotic associations that have become permanent.
  22. The fossil record begins to show evidence of the first eukaryotes ______________million years ago.
  23. Name four differences between prokaryotes and eukaryotes.
  24. What is the difference between and ortholog and a paralog? How are they the same?
  25. What percentage of genes have no assigned function?
  26. How identical are the genomes of humans and chimpanzees?