The Tasmanian wolf was native to Australia and is more commonly known there as the Tasmanian tiger. A shy creature, it was misunderstood by European settlers who attacked it out of fear. The slaughter was relentless and was only brought…
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The Tasmanian Wolf or Tasmanian Tiger was an animal that once thrived in Australia, New Guinea, and Tasmania but is now extinct. Its true name is Thylacine. It was actually a marsupial; an animal which carries its young inside a…
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Taxonomy is a classification system used in biology. Is it a way for scientists to identify and name all of the living organisms that live on our planet. Biologists use taxonomy to group organisms displaying similar characteristics together and study…
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The giant panda, a bear with the meaning of “cat foot, black and white”. They are very easy to spot out because of their distinct colors of white, with black patches along their bodies. They are definitely not to be…
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November 4, 2013 Earth Science
When speaking of riparian restoration, the reference is to ecology and the natural flow of rivers, streams and lakes. The steps to restore it depend to a large part on what exactly has happened. Have fish stopped using the stream? Have…
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November 4, 2013 Social Science
All scientific investigations are based around five fundamental steps. Without these steps, each experiment would be conducted in a different manner, and it would next to impossible for other scientists to replicate the results of any experiment. Having a standard…
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This classroom activity can be used to familiarize students with basic cell structure and encourage them to think about how the membrane system of eukaryotes works. The exercise should be done after the class has been instructed in eukaryotic cell…
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Cellular respiration refers to the transfer of oxygen and carbon dioxide across the cell membrane. The cell membrane is the outer layer of all cells within the body; the barrier enclosing every cell from it’s surrounding tissue or fluid. While…
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Eukaryotic cells differ than prokaryotic cells in that the latter do not possess nucleus while eukaryotes do possess nucleus. The structure of eukaryotes is comprised of a membrane which surrounds the cell in addition to organelles suspended inside the membrane….
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In 1955, Rudolf Virchow, a German physiologist, discovered that cells come from preexisting cells in an organism. These types of cells were later to be called stem cells. Stem cells are cells that keep the ability to divide in the…
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