Taxonomy. The science of classifying organisms . Classify To arrange according to similarities or differences. Why classify?. Biologists use classification to organize living things into groups so that the organisms are easier to study. We classify to make our lives easier.
The science of classifying organisms.
To arrange according to similarities or differences.
Biologists use classification to organize living things into groups so that the organisms are easier to study.
We classify to make our lives easier.
Some animals can walk, swim, and fly
Always italicized or underlined
Classification of Living Things
There used to be 2, why do you think there are 3 now?
Domain Archaeabacteria: Life's Extremists...! Archaea are found in the harshest environments on Earth, and are the oldest known organisms on Earth, appearing in the fossil record over 3.6 BILLION years ago (3,600,000,000 years ago!)
Domain Bacteria (or Eubacteria):
is familiar to most people when associated with human or animal disease. However, most bacterial species do not (and cannot) cause disease.
Most species even play beneficial roles for humans by producing antibiotics and food.
A single-celled or multicellular organism whose cells contain a distinct membrane-bound nucleus.
(Organism’s cell has a nucleus.)
Pro = before
Why has taxonomy changed throughout history?
Do you think it will continue to change?
Eu = true
Have membrane bound nuclei
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Don’t lose it!!!