What are the parts of a nucleotide? Check your answer.
phosphate group, deoxyribose sugar, and a nitrogen base
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The sides of the DNA ladder are made up of what 2 alternating molecules? Check your answer.
phosphate and deoxyribose sugar
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What does it mean to have antiparallel strands? Check your answer.
The different strands in the helix run in opposite (anti-parallel) directions. At each end of the double helix, one strand is 5' and the other is 3'.
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