Describe photosynthesis in terms of its components and its results. Oxygen is a product of life. List the following events in the order they happened and give ages. First prokaryotes, oldest rocks, oldest fossils, build-up of free oxygen, first metazoans, first eukaryotes, Cambrian explosion, decline of the stromatolites. List at least four characteristics we can use to define intelligence.
Primates Give some examples of primates.
List them in order from oldest to youngest.