The Fossil Record and Geologic Time Scale KEY CONCEPT Specific environmental conditions are necessary in order for fossils to form.
Ch 12: The History of Life. Specific environmental conditions are necessary in order for fossils to form. 12.1 The Fossil Record.
terrestrial fossil records and paleogeography
12.1 The Fossil Record Specific environmental conditions are necessary in order for fossils to form.
10.4 KEY CONCEPT Evidence of common ancestry among species comes from many sources.
Evolution of Populations. A. Genetic drift is a change in allele frequencies due to chance. Genetic drift causes a loss of genetic diversity. It is most.
What’s the oldest thing you have ever touched?. Evolution of Landforms and Organisms.
Ch 12: The History of Life
Geologic Time
Evidence of Evolution
The Fossil Record
