The "rungs" of the DNA ladder are made of what?

1 Answer
Maxwell · Kate M.
May 23, 2017

The "rungs" of the DNA strand are made up of nitrogenous bases.

Explanation:

The "rungs" of the DNA strand are made up of nitrogenous bases which include

  • #color(blue)"Guanine (G)"#

  • #color(green)"Cytosine (C)"#

  • #color(pink)"Adenine (A)," and#

  • #color(orange)"Thymine (T)"#

![opentextbc.ca)

#color(white)(--------)color(blue)"G"# pairs with #color(green)"C"#
#color(white)(--------)color(pink)"A"# pairs with #color(orange)"T"#

By pairs I mean forms hydrogen bonds, which are a type of intermolecular force of attraction and one of the strongest of them all.

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