BIOS41_Lecture4_01212008

BIOS41_Lecture4_01212008 - polysaccharides) are formed by...

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BIOS 41 Biology Core I: Cellular and Molecular Spring 2008 Professor J. A. Sands Lecture 4, January 21 Chemical Components of Cells (Chapter 2, pages 53-65)
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Alanine is one of the simplest amino acids.
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Four amino acids linked together by three peptide bonds .
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Structure of ATP, adenosine triphosphate.
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ATP serves as an energy carrier in cells.
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Four nucleotides linked together by three phosphodiester bonds .
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Macromolecules are abundant in cells.
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Macromolecules (proteins, nucleic acids, and
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Unformatted text preview: polysaccharides) are formed by adding subunits to one end, in a series of condensation reactions. Noncovalent bonds* specify the precise shape of a macromolecule. * Ionic bonds, Hydrogen bonds, Van der Waals interactions, Hydrophobic interactions Figure 2-32 Noncovalent bonds* allow a macromolecule to bind to other selected molecules. * Ionic bonds, * Hydrogen bonds, * Van der Waals interactions * Hydrophobic interactions...
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BIOS41_Lecture4_01212008 - polysaccharides) are formed by...

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