DNA – The Molecule of Life

Learning Objective

In this lesson we will learn about the structure of DNA – the molecule that carries genetic information in living things.

Learning Outcomes

By the end of this lesson you will be able to:

  • Describe the structure of nucleotides – the subunits of DNA molecules.
  • Describe the structure of DNA molecules, including:
  • The types of bonds that hold DNA molecules together.
  • The base-pairing rules in DNA.
  • DNA’s double helix structure.
  • Explain how DNA molecules carry a ‘genetic code’.

dna the molecule of life lesson contents

(Image: luchschenF, Adobe Stock)

(Header image: svetlaborovko, Adobe Stock)