what name is given to the shape of a dna molecule?

The shape of a DNA molecule is called a double helix.

Quick Scoop: Answer

• Scientists describe DNA as a double helix, which looks like a twisted ladder or spiral staircase.

• The “sides” of this ladder are sugar–phosphate backbones, and the “rungs” are paired bases (A–T and C–G).*

In many textbooks and quizzes, the correct choice for “what name is given to the shape of a DNA molecule?” is “double helix.”

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