Changes in Matter. Chapter Eighteen: The Chemistry of Living Systems. 18.1 The Chemistry of Carbon 18.2 Protein, Fats, and Nucleic Acids. Investigation 18B. The Structure of DNA. How does a DNA molecule carry information?. 18.2 Proteins, fats and nucleic acids.
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The Structure of DNA
Why is the shape of a
The body has thousands of different enzymes.
Each one is specific and matched with its target molecule.
Where does the energy needed for this process come from?
*This model shows a short piece of the flattened DNA ladder.
A DNA molecule is usually twisted and much longer.
What sequence stops the assembly of proteins?
Can you name the bases involved?
Good Fats vs. Bad Fats
The Scoop on Nutrition Labels