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Which statement about the structure of DNA is NOT true?

Long strands of DNA are twisted in the form of a double helix.
Long strands of DNA are twisted in the form of a double helix.

DNA contains four different nitrogen bases including adenine, guanine, cytosine, and uracil.
DNA contains four different nitrogen bases including adenine, guanine, cytosine, and uracil.

DNA is made of linked nucleotides which are each made of a sugar, a phosphate and a nitrogen base.
DNA is made of linked nucleotides which are each made of a sugar, a phosphate and a nitrogen base.

DNA consists of two strands joined together by complementary base pairing.

2 Answers

9 votes

Answer:

DNA consists of two strands joined together by complementary base pairing.

User Caster Troy
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8 votes

Answer:

DNA contains four different nitrogen bases including adenine, guanine, cytosine, and uracil.

Uracil is in RNA not DNA

User Kdeez
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5.4k points