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The reason why people live tired, is not fit the shelf, tear can not open face, untied plot (the reason
Continue readingThe reason why people live tired, is not fit the shelf, tear can not open face, untied plot (the reason
Continue readingNucleic acid is a long-chain polynucleotide compound with no side chain formed by connecting nucleotides through 3′,5′- phosphodiester bond.according to
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Continue readingClassification of amino acids, several special amino acids, molecular structure and physical and chemical properties of protein, composition of nucleic
Continue readingProtein is composed of C (carbon), H (hydrogen), O (oxygen) and N (nitrogen). Generally, protein may also contain P (phosphorus),
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Continue readingThe supercoiled structure formed by the further spiral of DNA molecules is called the tertiary structure of DNA.However, with the
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