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.
Now, the general public has broken these 4 types of fat down into 2 very basic groups: good fats (monounsaturated and polyunsaturated) and bad fats (trans and saturated). The problem is, the general public likes to make things as simple and easy to understand as possible, and often gets things wrong in the process.