Charles Darwin Evolutionary Thought and the Evidence for Evolution.
Changes over time Life originated from a single-celled organism. Finding a fossils age helps scientists to construct an evolutionary timeline.
Animal Classification, Phylogeny, and Organization Cladistics & Taxonomy.
Diversity of Living Things
Complexity: Ch. 1 Complexity in Systems 1. Broad Examples Insect colonies The brain The immune system Economies The World-wide Web Complexity in Systems.
16 Charles Darwin, Evolutionary Thought, and the Evidence for Evolution.
Diversity of Living Things 1.1: Biodiversity. Biodiversity Number and variety of species and ecosystems on Earth By the end of 2010, 1.7 million species.
Diversity of Living Things Taxonomy The biosphere is the part of Earth that is inhabited by living organisms Biologists estimate about 30-100 million.
