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9 Cards in this Set
- Front
- Back
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genetic material must:
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1. direct the specific actuvities of the cell
2. manufacture extra copies of itself |
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DNA can:
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Can replicate and ochestrate cellular activities by encoding protien synthesis
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Friedrich Miescher
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Swiss physician/biochemist who was first to analyxe contents of a cell's nuckeus, in 1869. BANDAGE GUY
he discoved DNA as a substance, called it "nuclein" |
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Acrchibald Garrob
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1909, linked inheritance to protien.
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Frederick Griffith
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1928 microbiologist made obersation; mice with a certain type of pneumonia harbored one of two types of bacteria. Mice injected with one type of bacteria did not develop pneymonia, but mice injected with the other type did. he then used heat on the bad bacteria, which made it harmless, unless the heated-bad bacteria was combined with the good bacteria
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Alfred Hershey and Martha Chase
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1953 protein coat experiment
proved that DNA is genetic material |
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Phoebus Levene
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1909 discoved ribose and deoxyribose, the difference between DNA and RNA
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four bases of DNA
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adenine, thymine, guanine, cytosine
A and T G and C |
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James Watson and Francis Crick
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1953 proved used x-ray diffraction and determine the structure of DNA
(equal amounts of A and t, and G and C) |
