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CSA Review

posted Oct 14, 2013, 3:27 PM by Jerrid Johansen
Here is a REVIEW for the 1st quarter CSA.  The answers to the review are posted below.  

ANSWER KEY
  1. Group 4
  2. A control group gives the experimenter something to compare his experimental results.  Typically there is no change performed on the control group.
  3. The amount of Vitamin C
  4. The total number school days missed
  5. Nebula--The giant dust and gas cloud
  6. Class O stars--The big blue superbright, superhot, supermassive giants!
  7. Class O stars--The big blue superbright, superhot, supermassive giants!
  8.  Chargaff's Rule
  9. Adenine, Thymine, Cytosine, Guanine
  10. As A and T go down, C and G go up
  11. Approximately 25-26% for both C and G
  12. DNA:  Double stranded, Deoxyribose sugar, Thymine; RNA:  Single-stranded, Ribose Sugar, Uracil
  13. C.  Translation
  14. C.  Some codons specify the same amino acid
  15. AUG is coded by TAC;  AAG is coded by TTC
  16. Removing the letter "C"  By removing it you are shifting all of the other letters one spot to the left, messing with all of the codons after the deleted letter.
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