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Biology, 31.08.2021 20:20 AD4MF4HM1

Although many scientists contributed to our modern understanding of DNA, it was James Watson and Francis Crick who are most noted for their discovery that A.
DNA is shaped like a double helix.
B.
A always pairs with U in RNA
C.
The quantity of A always equaled the quantity of T and the quantity of C always equaled the quantity of G.
D.
DNA is single stranded.

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