Double-stranded DNA looks like a ladder that has been twisted into a helix or spiral.The side supports of the ladder are
A) individual nitrogenous bases.
B) alternating bases and sugars.
C) alternating bases and phosphate groups.
D) alternating sugars and phosphates.
E) alternating bases, sugars, and phosphates.
Correct Answer:
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Q33: The bases from DNA isolated from a
Q34: Refer to the figure, which illustrates the
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Q37: Which molecular model describes the structure of
Q39: Refer to the figure, which illustrates the
Q40: Which statement about the molecular architecture of
Q41: In DNA replication, each newly made strand
Q42: The Meselson-Stahl experiment showed that DNA
A) replication
Q43: In eukaryotic cells, each chromosome has _
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