×

Hello! Socratic's Terms of Service and Privacy Policy have been updated, which will be automatically effective on October 6, 2018. Please contact hello@socratic.com with any questions.

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

1 Answer
May 23, 2017

Answer:

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)"#

https://opentextbc.ca/biology/chapter/9-1-the-structure-of-dna/

#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.