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DNA Structure
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DNA Structure
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7. DNA and Chromosome Structure / DNA Structure / Problem 5
The DNA has an antiparallel structure which means that:
ANSWERS OPTIONS
A
the polynucleotide chains form a double helix
B
adenine is paired with thymine and cytosine is paired with guanine
C
the C-5' to C-3' orientations run in opposite directions
D
each complete turn of the helix is 3.4 nm long
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