Unit 3: Biological [Evolution] (Evidence for Evolution (Human Impact (,…
Unit 3: Biological [Evolution]
Evidence for Evolution
Similarities in embryonic Development
If a species becomes extinct, they won't appear in any of the strata above the one that correlates with the time period it became extinct
Peppered Moths evolved due to soot on trees.
History of Evolutionary Thought
Misconceptions about Evolution
Law of use and disuse
If a body part were used, it got stronger. If a body part was NOT used, it would weaken and deterroate
Jean Baptiste de Lamark
A French scientist who tried to find evidence for evolution, but it was unaccurate
Evolution is just a theory
Evolution is a scientific theory, not just a theory.
What is Evolution?
Selective Force is from a natural source.
Ends in a species' fitness increasing.
Peppered Moths, Rock Pocket Mouse
Idea from Charles Darwin
Humans are Selective Force
Goal in mind
For human benefit
Doesn't necessarily increase a species' fitness