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The structure of DNA
AP Bio
| Question | Answer |
|---|---|
| Fredrick Griffith experiment | 2 strands of virus, infected mice with both strands to see the difference in effect on them |
| transformation | info specifying virus passed from the dead strain cells into the live cells |
| The blender experiment | Hershey and Chase, conclusion DNA is the genetic material |
| building blocks of DNA | 5-carbon sugar (deoxyribose), a phosphate group, and nitrogenous base |
| phosphodiester bond | bond between nucleotides next to each other |
| Nucleotides | nitrogenous base at the 1' carbon of deoxyribose, phosphate group attached to the 5' carbon of deoxyribose, and a free -OH at 3' carbon of deoxyribose |
| Chargaff's Rules | discovered a matches with T and c matches with g (same amount |
| Melselson and Stahl experiment conclusion | DNA replication, each strand acts as a template for the synthesis of a new strand |
| Prokaryotic chromosomes | circular molecule of DNA |
| eukaryotic cells different in DNA replication | larger have more origins of replication, don't have primers, telomerase is used as a template so a DNA primer can be produced |
| eukaryotic regulation | requires transcription factors for binding of RNA polymerase to DNA, enhancers increase the rate of transcription |