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www.reference.com/science/substances-make-up-steps-dna-ladder-aec2785e863bb5c2

The steps, or rungs, of the DNA ladder are made up of two bases joined together with either two or three weak hydrogen bonds. The rails of the ladder are made ...

cs.boisestate.edu/~amit/teaching/342/lab/structure.html

DNA is made up of six smaller molecules -- a five carbon sugar called ... The steps of the ladder are made of two bases joined together with either two or three  ...

brainly.com/question/2589080

Jan 11, 2017 ... The steps of the DNA ladder are made of _____. - 2589080.

www.answers.com/Q/What_are_the_steps_of_the_ladder_DNA_made_of

The rungs are made up of four nitrogen bases called Guanine, Thymine, Adenine , and Cytosine. Adenine (A) always pairs up with Thymine(T).

www.dnaftb.org/19

Earlier work had shown that DNA is composed of building blocks called ... The rungs of the ladder are formed by complementary pairs of nitrogen bases — A ...

askabiologist.asu.edu/dna-shape-and-structure

Chromosome: a long, thread-like molecule made of the chemical called DNA ( deoxyribonucleic acid) ... These bases pair up to make each step of the ladder.

www.biologyreference.com/Co-Dn/DNA.html

The DNA ladder's two sidepieces (its double-stranded backbone) are made of ... project inward toward each other to form rungs or steps, called base pairs .

www.quora.com/What-is-the-backbone-of-the-DNA-ladder

Deoxyribosephosphate ... Sign In. DNA Ladder · DNA ... What are the rungs of a DNA ladder made of? What material are they ... The third part of DNA is the Nitrogen but that is not on the backbone. ... The steps of the ladder (Nitrogen bases):.

internal.champaignschools.org/staffwebsites/isabelgi/Soph_Bio/DNAstructure.htm

What was the structure of DNA that was discovered by Watson and Crick? ... DNA is made up of smaller chemicals called nucleotides. ... In DNA, there are 4 possible nitrogen bases that can make up the "rungs" or "steps" of the DNA ladder.

www.hindawi.com/journals/jna/2012/254630

Oct 28, 2011 ... Our procedure for production of DNA ladder could be simple, time saving, and .... In detail, the first step was to make a 100 bp DNA fragment from a known ... A huge amount of linear formed DNA was quickly made by PCR ...