1.Fatty Acids Are Key Constituents of Lipids 脂肪酸是脂质的主要组成成分 2.There Are Three Common Types of Membrane Lipids 3.Phospholipids and Glycolipids Readily Form Bimolecular Sheets in Aqueous Media 4.Proteins Carry Out Most Membrane Processes 5.Lipids and Many Membrane Proteins Diffuse Rapidly in the plane of the Membrane 6.Eukaryotic Cells Contain Compartments Bounded by Internal Membranes
1.A Nucleic Acid Consists of Four Kinds of Bases Linked to a Sugar-Phosphate Backbone 2.A Pair of Nucleic Acid Chains with Complementary Sequences Can Form a DoubleHelical Structure 3.DNA Is Replicated by Polymerases That Take Instructions from Templates