Biology, 30.07.2019 10:00 sunarafet3814

Why is the structure of dna called a double helix? a. because each of the curved dna subunits appears twice whenever it appears b. because dna is made of two strands of nucleotides wound together in a spiral. c. because two copies of dna are inherited, one each from the mother and father d. because the number of copies of dna doubles with each round of pcr submit for grading save and finish later?

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Why is the structure of dna called a double helix? a. because each of the curved dna subunits appea...