Steroids
Steroids
Steroids are complex alcohols. Although they are structurally unlike fats, they have fatlike properties. The steroids are a large group of biologically important molecules, including cholesterol (Figure 2-9), vitamin D, many adrenocortical hormones, and the sex hormones.
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| Figure 2-9 Cholesterol, a steroid. All steroids have a basic skeleton of four rings (three 6-carbon rings and one 5-carbon ring) with various side groups attached. |
Steroids are complex alcohols. Although they are structurally unlike fats, they have fatlike properties. The steroids are a large group of biologically important molecules, including cholesterol (Figure 2-9), vitamin D, many adrenocortical hormones, and the sex hormones.
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