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Ch. 19 – Understanding DNA Parts of DNA Text 10 20 30 40 50.

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1 Ch. 19 – Understanding DNA Parts of DNA Text 10 20 30 40 50

2 Parts of DNA - 10 The DNA base that begins with A Adenine

3 Parts of DNA - 20 DNA base that begins with T Thymine

4 Parts of DNA - 30 Name the two scientists known for constructing the first DNA Model Watson & Crick

5 Parts of DNA - 40 DNA’s twisted ladder shape can also be described as a… Double Helix

6 Parts of DNA - 50 If a cell contains 30% Thymine, what would be the percentage of Cytosine? 20%

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