BioMolecules121_OLS - amino acids 2 Many proteins are...

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Basic Molecules of Life Carbohydrates 1. Monosaccharides: 2. Disaccharides: 3. Polysaccharides: Long polymers (chains) of sugar molecules, for example, starch and cellulose 4. Carbohydrates generally serve as energy sources (glucose is the basic energy source for most cells) 5. Some carbohydrates serve as structural components of cells Lipids 1. Fats: Rich sources of energy 2. Phospholipids: The major component of cell membranes (phospholipid bilayers) Proteins 1. Long polymers (chains) of subunit molecules called
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Unformatted text preview: amino acids 2. Many proteins are enzymes which carry out the various metabolic activities of cells 3. Other proteins serve structural roles in cells Nucleic Acids 1. Long polymers (chains) of subunit molecules called nucleotides 2. DNA (deoxyribonucleic acid) is the genetic material of cells 3. RNA (ribonucleic acid) serves several roles in transmitting and interpreting the genetic material Be sure to give chapter 3 a careful reading! You will find this information useful throughout the course. 1...
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