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Biology

Published on Nov 21, 2015

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PRESENTATION OUTLINE

BIOLOGY

BY BRANDON MEDRANO

EVOLUTION

  • the process by which different kinds of living organisms are thought to have developed and diversified from earlier forms during the history of the earth.
Photo by kevin dooley

CAMOFLAUGE

  • hide or disguise the presence of (a person, animal, or object) by means of camouflage.
  • Camouflage can lead to evolution because the next generations will get better at camouflage
Photo by ushtey

DARWIN

  • Charles Robert Darwin, FRS was an English naturalist and geologist, best known for his contributions to evolutionary theory.
  • Darwin contributed to making a better understanding of evolution
Photo by koeb

NATURAL SELECTION

  • the process whereby organisms better adapted to their environment tend to survive and produce more offspring. The theory of its action was first fully expounded by Charles Darwin and is now believed to be the main process that brings about evolution.
Photo by Enokson

FOSSILS

  • the remains or impression of a prehistoric organism preserved in petrified form or as a mold or cast in rock. synonyms
  • Fossils show how an animal looked before and shows the changes

ANIMALS THAT EVOLVED

  • Hippos likely evolved from a group of anthracotheres about 15 million years ago, the first whales evolved over 50 million years ago, and the ancestor of both these groups was terrestrial. These first whales, such as Pakicetus, were typical land animals.
Photo by 6SN7

PLANT EVOLUTION

  • The evidence for photosynthesis in the rock record is varied, but primary evidence comes from around 3000 Ma, in rock records and fossil evidence of cyanobacteria, photosynthesizing prokaryotic organisms

JOKE

  • What do whales like to chew?
  • Blubber gum