Question

1. the ______ is the most active site of lipid synthesis.

pancreas
kidneys
gallbladder
liver

1. lipids are transported in the bloodstream packaged as lipoproteins.

true
false

1. in general, as the percentage of triglyceride drops, the density of lipoprotein increases.

true
false

Explanation:

1. The liver is the major organ for lipid synthesis in the body. It synthesizes cholesterol, phospholipids and triglycerides.
2. Lipids are insoluble in water. They are transported in the bloodstream packaged as lipoproteins which are complexes of lipids and proteins.
3. Lipoproteins with lower triglyceride content are denser. As triglyceride percentage drops, lipoprotein density increases.

Answer:

1. Liver
2. True
3. True