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Lecture Notes for BIOL 1406 - General Biology I (Core 030) with Dees at Wharton County Junior College (WCJC)

Notes Information

Material Type:Class Note
Professor:Dees
Class:BIOL 1406 - General Biology I (Core 030)
Subject:Biology
University:Wharton County Junior College
Term:--
Keywords:
  • No Molecules
  • Hydrophilic
  • Arrangement
  • The Nucleus
  • Hydrocarbons
  • Positive Charge
  • Living Will
  • Hydrophobic
  • Polar Molecules
  • Water Molecules
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1 Biology - Kevin Dees The Chemistry of Life Concepts taken from chapters 2, 3 & 4 Biology - Kevin Dees . Organisms are composed of matter . Anything that takes up space and has mass . Abiotic items are also composed of matter . Matter is made up of elements . A substance that cannot be broken down into other substances by chemical reactions . There are about 92 naturally occurring elements - Oxygen, O - Carbon, C -Iron, Fe -Zinc, Zn -Etc. 2 Biology - Kevin Dees Of the 92, naturally occurring elements, only 25 are known to be essential to life . of these 25, only four (4) compose approx. 96% of living matter - Carbon, C - Oxygen, O - Hydrogen, H - Nitrogen, N Biology - Kevin Dees Trace elements . Required by organisms in very small quantities . Still very important despite their limited abundance - Fe, iron - required for oxygen transport - I, iodine - needed to produce a hormone in the thyroid gland - goiter 3 Biology - Kevin Dees Atoms . The properties of element...

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