Biochemistry of Lipids Quiz

The key chemical properties of fatty acids include their hydrophobic nature, insolubility in water but solubility in organic solvents like chloroform, ether, and benzene, and their classification into saturated fatty acids (SFA), monounsaturated fatty acids (MUFA), and polyunsaturated fatty acids (PUFA).

Triacylglycerol, also known as triglycerides or neutral fat, is a type of simple lipid that consists of esters of fatty acids with glycerol or other higher alcohols. Its structure includes three fatty acid chains attached to a glycerol backbone. Triacylglycerol serves as a major form of energy storage in the body.

Phospholipids are classified as compound lipids and are characterized by the presence of a phosphate group. Their functions include serving as important components of cell membranes, contributing to the fluidity and permeability of membranes, and participating in cell signaling and other cellular processes.

<p>The major classes of lipids include simple lipids (such as triglycerides and waxes) and compound lipids (such as phospholipids, glycolipids, and lipoproteins). Their biochemical functions encompass energy storage, structural components of cell membranes, signaling molecules, and carriers of hydrophobic molecules in the body.</p> Signup and view all the answers

<p>The fluid mosaic model describes the structure of biological membranes as a fluid lipid bilayer with embedded proteins. It emphasizes the dynamic and heterogeneous nature of cell membranes, where various lipids, proteins, and carbohydrates are arranged in a mosaic pattern, allowing for fluidity and flexibility in membrane function.</p> Signup and view all the answers

<p>Hydrophobic</p> Signup and view all the answers

<p>Glycolipids</p> Signup and view all the answers

<p>Esters of fatty acids with alcohol containing additional groups</p> Signup and view all the answers

<p>Chloroform, ether, and benzene</p> Signup and view all the answers

<p>Phospholipids and glycolipids</p> Signup and view all the answers

<p>Phospholipids</p> Signup and view all the answers

<p>Esters of fatty acids with glycerol</p> Signup and view all the answers

<p>Chloroform, ether, and benzene</p> Signup and view all the answers

<p>They have a carboxyl group at one end</p> Signup and view all the answers

<p>Glycolipids</p> Signup and view all the answers