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John Hudson Tiner

Exploring the World of Biology

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  • Ahmed Lawal Saniцитирует4 года назад
    “The role of the infinitely small in nature is infinitely great.”
  • Julie Dimickцитирует4 года назад
    An organic substance is one that comes from a living source
  • Julie Dimickцитирует4 года назад
    Louis Pasteur was the first scientist to call attention to the power of microscopic creatures
  • Julie Dimickцитирует4 года назад
    Louis showed that yeast cells consume sugar as food and change it into carbon dioxide and alcohol.
  • Julie Dimickцитирует4 года назад
    Reproduction from a single parent is asexual reproduction. In asexual reproduction, genetic material comes from only one parent. The daughter cell of yeast is identical to the parent cell.
  • Julie Dimickцитирует4 года назад
    Enzymes are chemicals that hasten chemical reactions.
  • Julie Dimickцитирует4 года назад
    Plants use chlorophyll and the energy of sunlight to combine water and carbon dioxide to make simple sugars. The process is called photosynthesis (foh-toh-SIN-thuh-siss). Plants use the sugar for growth and to supply energy for building other chemicals, such as cellulose, which makes their cell walls.
  • Ahmed Lawal Saniцитирует4 года назад
    is not the style of clothes one wears, neither the kind of automobile one drives, nor the amount of money one has in the bank, that counts.” What counted, he believed, was how well one helped others
  • Ahmed Lawal Saniцитирует4 года назад
    “But whatever happens, whether your work succeeds or fails in the test of life, the most important thing of all, as one approaches the end, is to be able to say, ‘I have done what I could.’
  • Ahmed Lawal Saniцитирует4 года назад
    Luck favors the prepared mind.”
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