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Title: Question on Cholesterol Post by: Lori734 on Aug 22, 2019 Refer to the structure of cholesterol for each of the following questions:
a. What part of cholesterol is the steroid nucleus? b. What features have been added to the steroid nucleus in cholesterol? c. What classifies cholesterol as a sterol? Why is cholesterol in the lipid family? Thx :) Title: Re: Question on Cholesterol Post by: queenmeg on Aug 22, 2019 a. The four fused rings form the steroid nucleus.
b. The cholesterol molecule contains a hydroxyl group (—OH) on the first ring, one double bond in the second ring, methyl groups (—CH3) at carbons 10 and 13, and a branched carbon chain. c. The hydroxyl group determines the sterol classification. Cholesterol is not soluble in water; it is classified with the lipid family. |