Which is the correct arrangement of the components of a nucleotide in a strand of DNA?
A. Bases pair up inside with phosphates and sugars on the outside.
B. Phosphates and sugars pair up on the inside with bases pointing to the outside.
C. Phosphates, sugars, and bases alternate in a single linear molecule like beads on a string.
D. Bases connect with sugars on the inside and phosphate groups are on the outside.
E. Phosphates connect on the inside while sugars and bases connect to each other on the
outside.
A
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