Anatomy & Physiology › Section C · The cellular level › Topic C.4

Protein synthesis

Enzymes, channels, receptors, antibodies and the hemoglobin in your red blood cells are all proteins, and each is built from a gene. Following one gene from DNA to finished protein shows how a single changed letter can cause an inherited disease.

In this topic

  • From genes to proteins
  • RNA, the working copy
  • Transcription
  • Processing the message
  • Reading the code
  • Worked example: from template to peptide
  • Ribosomes and tRNA
  • Translation step by step
  • Worked example: one letter, one disease
  • Same genes, different cells
  • Common mistakes to avoid
  • Key takeaways

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