[单选题]A patient presents in your office with very high levels of serum cholesterol. After a series of tests, you conclude that the patient has high circulating levels of LDL cholesterol, but has normal levels of the liver LDL receptor. One possible explanation for this observation is which of the following?sS6答案窝(daanwo.com)-大学生作业答案及考资分享平台
A、The patient has a mutated form of apoprotein B-100.sS6答案窝(daanwo.com)-大学生作业答案及考资分享平台
B、The inability to selectively remove cholesterol from the LDL complex.sS6答案窝(daanwo.com)-大学生作业答案及考资分享平台
C、The absence of the enzyme lipoprotein lipase.sS6答案窝(daanwo.com)-大学生作业答案及考资分享平台
D、Decreased levels of acyl-CoA: cholesterol acyltransferasesS6答案窝(daanwo.com)-大学生作业答案及考资分享平台
E、Altered phosphorylation of the LDL receptor.sS6答案窝(daanwo.com)-大学生作业答案及考资分享平台