ï»¿Case Study 97. 1. Sickle cell disease is a group of disorders that affects hemoglobin, the molecule in red blood cells that delivers oxygen to cells throughout the body. People with this disorder have atypical hemoglobin molecules called hemoglobin S, which can distort red blood cells into a sickle, or crescent, shape.. Sickle cell disease is a group of disorders that affects hemoglobin, the molecule in red blood cells that delivers oxygen to cells throughout the body.
The four types have different chemical structures and physical properties. The bad fats, saturated and trans fats, tend to be more solid at room temperature (like a stick of butter), while monounsaturated and polyunsaturated fats tend to be more liquid (like liquid vegetable oil). Fats can also have different effects on the cholesterol levels in your body.
Lipids are one of the four major groups of organic molecules; the other three being proteins, nucleic acids (DNA), and carbohydrates (sugars). Lipids are made up of the same elements as carbohydrates: carbon, hydrogen, and oxygen.ipids and Fats. 1  What are fats? 2  Fats are composed of a glycerol molecule and three fatty acid molecules. 3  Are all fats bad? 4  No, as a matter of fact, fats are needed by our bodies to be healthy. 5  Types of Fats. 6  There are two main types of fats: saturated fats and unsaturated fats. 7  Saturated Fats-Saturated fats are solids at room temperature. 8  Unsaturat