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Recall that in _ of the cell cycle of the DNA_ |
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1 Late interphase 2 replicates |
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- occurs in the neluleus of the cell when the genetic info is stored |
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- are one of the 5 categories of chemical compounds in cell |
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what are the 5 categories of the chemical compound |
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carbohydrates, lipids, proteins, and water, and neucleic acids |
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- cells contain DNA execpt for - |
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in order to understand now DNA - we must understand its - |
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A DNA molecule has a form of a - |
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the 2 outer layers of the twisted strands of - and - molecules connected to one another |
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suger and phosphate are connected in the middle by - |
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there are 4 nitrogen bases |
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- Adenine
- Thymine
- Guanine
- Cytosine
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building blocks of DNA are |
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in 1950 who was a unique scientist |
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Erwin chargaff studyed the amounts of - and - are always the same. And that - and - are always the same |
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1 thymine 2 adenine 3 guanine 4 cytosine |
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Who used the x- ray cyrstallography |
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Rosalin franklin determined that DNA ws a double helix structure and is a - of diff types of molecules. |
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what was the date of Rosalin Franklin |
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did james and francis win the noble prize |
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what did francis and james propose |
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that DNA is a spiraled doulble helix |
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what r spiraled doubled helix's made of |
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nucleotids (suger + phosphate + nitrogen bases) |
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when did the nobel prize happen |
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replication happens so that each new daughter cell will have its own copey of dna |
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an enzyme ''unzips'' the dna double helix bi breaking the hytrogen bonds that hold together the nitrogen bases together |
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nucleotides cone into the nuleus from the cytosplsmand match up to the template, and then suger and phosphate join new handrails form |
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each new DNA molecule is made up of the original strand and one new strand |
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who did experiments on mice |
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who study's suggested that DNA was the geninetc material |
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Oswald Avery with his study's scentist were- what date a was he - |
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what are chromosome exploration |
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charomsome were made up of DNA raped around proteins thought DNA to simple to make human beings |
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who was a german reseacher |
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what did friedrich Miescher do |
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first person to icealate and identifi DNA in the pus of bandages |
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what time did Fred happen |
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