Khan Academy
Khan Academy: The Genetic Code
Learn how genetic code links groups of nucleotides in an mRNA to amino acids in a protein. Also learn about start codons, stop codons, and reading frame.
CK-12 Foundation
Ck 12: Life Science: 13.9 Translation
Understand the process of reading the mRNA code in the ribosome to make a protein during translation.
CK-12 Foundation
Ck 12: Life Science: 3.19 Human Genome
See how the human genome project sequenced all 3 billion bases that make up our DNA and identified within this code more than 20,000 human genes.
Khan Academy
Khan Academy: Nucleic Acids
Discover the structure and function of DNA and RNA, and understand nucleotides and polynucleotides.
Other
The Evidence for Evolution: Homologous Similarities
This site is a section part of a website that accompanies "Evolution," a textbook by Mark Ridley. Here he covers homologous structures, using them as evidence for evolution.