Sunday 19 February 2012

BIO 12 UNIT 1: STUDY NOTES

WATER:

  • Solvent --> Universal (dissolves many molecules making it extremely versatile: dissolves all IONIC COMPOUNDS. Key for dissolving harmful bodily wastes, substances entering the body (digestion), etc.
  • Temperature Regulator --> Key to our survival, unlike many other substances such as sand, a lot of energy and pressure is required to drastically disrupt temperature letting humans adapt to different climates without fear. Maintains a fairly constant temperature in our body. 
  • Lubricant --> Moistens our joints due to high surface tension (H Bonding), which is vital to our movement.

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