The two strands in DNA are coiled _ to each other.
Correct answer: C. Antiparallel
- A. Parallel
- B. Both A, C
- C. Antiparallel
- D. None of these
Explanation
Coiling of two strands is opposite i.e they are coiled antiparallel to each other.
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About Structure of DNA
DNA structure includes nucleotides made of deoxyribose, phosphate and nitrogenous bases, arranged in two antiparallel polynucleotide strands. Questions cover the double helix, phosphodiester and hydrogen bonds, complementary base pairing between adenine and thymine and between guanine and cytosine, and the significance of major and minor grooves.
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