Topic 3 - Chemicals of Life

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Author:
Anonymous
ID:
130181
Filename:
Topic 3 - Chemicals of Life
Updated:
2012-01-24 02:51:07
Tags:
IB DP BIO CHEM LIFE
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Description:
IB DP BIO CHEM OF LIFE
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  1. What does the green circle represent?
    Phosphate - the PO4-3 group

  2. What does the blue pentagon represent?
    The pentose sugar - deoxyribose.
  3. What is a nucleotide?
    3 parts - sugar (deoxyribose), phosphate group and a base
  4. What four bases are found in DNA?
    • G - guanine
    • C - cytosine
    • A - adenine
    • T - thymine
  5. How do 2 DNA nucleotides link together?
    Covalent bond between sugar (of one nucleotide) and phosphate (of the next one)

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