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Biology 17 Online
OpenStudy (anonymous):

The steps of the DNA ladder are made of _____.

OpenStudy (shreehari499):

The steps of a DNA molecule are made of 4 nitrogen bases. They occur in pairs. They are Adenine, Guanine Thymine and Cytosine Adenine-Thymine Guanine-Cytosine

OpenStudy (anonymous):

are those deoxyribose?

OpenStudy (shreehari499):

Yup they are indeed deoxyribose.....and for rna its ribose...

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