Answered: What is a DNA sequence?

Human Biology (MindTap Course List)

11th Edition

ISBN:9781305112100

Author:Cecie Starr, Beverly McMillan

Publisher:Cecie Starr, Beverly McMillan

Chapter21: Dna, Genes, And Biotechnology

Section: Chapter Questions

Problem 9RQ

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What is a DNA sequence?

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DNA or Deoxyribonucleic acid is a biomolecule, which serve as a genetic material in number of organisms including humans. It is a polymer composed of deoxyribonucleotides as its monomer. DNA is composed of deoxyribose sugar, phosphate, and nitrogenous base. Nitrogenous base are of two types: Purines and Pyrimidines. Purines are further of two types, namely, adenine and guanine. Pyrimidines are of three types: thymine, cytosine, and uracil (out of these, only thymine and cytosine occur in DNA, uracil does not).

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