qazbanogn qazbanogn

07-01-2016
Biology

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each rung of the DNA ladder is made of

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flawlessgirrl flawlessgirrl

07-01-2016

Either adenine and guanine or thymine and cytosine. It is either because the first adenine pairs with thymine and guanine pairs with cytosine, So each rung will have one of the two pairs.

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