How do the lipoproteins ldl and hdl influence heart disease risk? a. hdl are affected by the amount of cholesterol we eat in our diet. b. hdl play an important role in scavenging cholesterol from the tissues for disposal. c. ldl are much lighter in weight since they do not contain as much cholesterol to take to the cells. d. ldl benefit the heart by transporting cholesterol to the tissues and away from blood. e. hdl transport dietary fat to the liver and keep fat from being stored in the liver?