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6. how many hydrogen bonds in AT
7. What are MacLeod & McCarty famous for ?
- transforming bacteriophage experiments
- conducting bacteria transformation experiments
- conducting bacteriophage experiments
- transforming bacteria experiments
8. which if these is not an important purpose of DNA structure
- be able to faithfully replicate
- Be able to change in a controlled way
- to be unstable for a fixed amount of time
- Be able to control expression of traits
9. What is Friedrich Miescher famous for?
- conducting bacteria transformation experiments in 1868
- conducting bacteriophage experiments in 1886
- isolating Nuclein from human pus in 1868
- isolating Nuclein from human pus in 1886
10. how many hydrogen bonds in GC
11. How is uracil different to Thymine?
- thymine contains methyl group on 5th carbon
- uracil contains methyl group on 5th carbon
- thymine contains methyl group on 3rd carbon
- thymine contains NH2 on 4th carbon
12. what are the two types of Bases
- Purine & Pymadine
- Pyrimadin & purine
- Pyrimadine &Purine
- Pyramidine & Purine
13. In what year did Hershey & Chase confirm that DNA is genetic material
14. what bonds hold base pairs together
- Hydrogen bonds
- covalent bonds
- glycosidic bonds
- phosphodiester linkages
15. In what year did Rosalind Franklin identify the double helix of DNA
16. who identified the structure of DNA
- Friedrich Miescher
- MacLeod &McCarty
- Watson & Crick
- Hershey & Chase
17. What type of base is uracil?
18. what type of base is Guanine