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Radda [10]
3 years ago
8

Chargaff's rules of base pairing are explained by which structural feature of DNA? A. Each strand of DNA contains a phosphate an

d sugar backbone. B. The nucleotides of DNA may appear in a wide variety of sequences. C. DNA is double stranded, and covalent bonds between identical nucleotides hold the strands together. D. DNA is double stranded, and hydrogen bonds between base pairs hold the strands together.
Biology
2 answers:
laila [671]3 years ago
8 0

Answer:

C

Explanation:

just took the quiz

solong [7]3 years ago
5 0

Answer:

Option C. is correct.

Explanation:

According to Chargaff's rules, DNA (Deoxyribonucleic Acid) from any species of an organism should have purine and pyrimidine bases in the ratio 1:1

This ratio is very important for solving the structure of DNA.

As per this rule, DNA is double-stranded, and covalent bonds between identical nucleotides hold the strands together.

So, Option C. is correct.

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