BIO 1130 Chapter Notes - Chapter 3: Geologic Time Scale, Hadean, Cenozoic

• School: University of Ottawa
• Department: Biology
• Course: BIO 1130
• Professor: Jon Houseman

Document Summary

Adhesion: steady or firm attachment, usually the joining of unlike particles. Archaean eon: the first eon and the archean eon began about 4 billion years ago with the formation of the earth"s crust and extended to the start of the proterozoic eon 2. 5 billion years ago. : a molecule that can be bonded to other identical molecules. Biopolymers: a chemical compound that is made of small molecules that are arranged in a simple repeating structure to form a larger molecule, and it formed by polymerization. Building phase of the earth: hadean eon watch lecture to get definition. The key to life and by definition and is present in all organic. One of the original molecules and is important in the formation of earth. Spans only about 65 million years, from the end of the. Cretaceous period and the extinction dinosaurs to the present.