1) The major function of high density lipoprotein (HDL) is to, choose all correct answers. (A)   bind high density lipoprotein (HDL). (B)    transport cholesterol to peripheral tissues. (C)    serve as a precursor for cholesterol biosynthesis. (D)   transport cholesterol from peripheral tissues to liver.  (E)    serve as a site for the esterification of cholesterol.

1) The major function of high density lipoprotein (HDL) is to, choose all correct answers.

(A)   bind high density lipoprotein (HDL).

(B)    transport cholesterol to peripheral tissues.

(C)    serve as a precursor for cholesterol biosynthesis.

(D)   transport cholesterol from peripheral tissues to liver. 

(E)    serve as a site for the esterification of cholesterol.

2). Individual with the genetic disease of Familial hypercholesterolemia have higher levels of cholesterol in the blood, which of the following could cause this disease:

(A)   deregulated biosynthesis of low-density lipoprotein (LDL) receptors

(B)    high dietary cholesterol

(C)    plaque formation in the arteries.

(D)   high cholesterol biosynthesis in liver tissue.

(E)    deregulated biosynthesis of low-density lipoprotein (LDL) 

3) The enzyme inorganic pyrophosphatase utilizes ____ as its substrate.

           A). ATP

           B). ADP

           C). AMP

           D). PP_i

           E). phosphate