English Seminar Hiroki Sakamoto 21010367 2011/12/15
What a wonderful creature “Bacteria” is!
Today, a lot of creatures live in where we live in. A lot of creatures live with ours. However our world face a lot of troubles. For example water depression, soil depression, lost of water, and so on. If we can look out saver for this ploblem, we be able to live in our world much better. Then, the number of “Bacteria” is much higher than any other creatures in our world. Because this creature can live in water, fire, ice, and so on. So this creature is so stronger than any other creatures. If we can use this creature very well our world may become much better. I think “Bacteria” may save our world! What is it this creatures? First, we think about who named and looked out this creature “Bacteria”? And second, we think about when did “Bacteria” appear in our world? Third, we think about what is made of “Bacteria”? First, the word “Bacteria” is the plural of the New Latin “Bacterium” which is the latinisation of the βακτήριον (baktērion), the diminutive of βακτηρία (baktēria), meaning "staff, cane", because the first ones to be discovered were rod-shaped.Second, the ancestors of modern bacteria were single-cell microorganisms that were the first forms of life to appear on Earth, about 4 billion years ago. For about 3 billion years, all organisms were microscopic, and bacteria and archaea were the dominant forms of life. Although bacterial fossils exist, their lack of distinctive...
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