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    Exam 13: Dna and Its Role in Heredity
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    DNA Is Held Together in a Double Helix by the Force
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DNA Is Held Together in a Double Helix by the Force

Question 257

Question 257

Multiple Choice

DNA is held together in a double helix by the force of


A) the twists.
B) covalent bonds.
C) ionic bonds.
D) ionic interactions.
E) hydrogen bonds.

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