6. Why is Low Density Lipoprotein (LDL) considered “bad” cholesterol? A. Deliver fats made in liver to cells B. Remove cholesterol from the body and deliver to liver C.Carry digested fat through lymph to bloodstream D. Deposit cholesterol in walls of arteries   7. Which one of the following is/are a function (s) of cholesterol? A. Part of the cell plasma membrane B. Precursor for vitamin D synthesis C. Precursor for sex hormones D. All of the above   8. Which one of the following is /are types of lipids found in food and in your body? A. Sterols B. Phospholipids C. Triglycerides D. All of the above

1.Globular proteins fold up in compact, spherical structures that have uneven surfaces. They tend to form multi-subunit complexes, which also have a rounded shape. Fibrous proteins, on the other hand, span relative large distances within the cell and in the extracellular space. Which of the proteins below are fibrous proteins? a. collagen, keratin b. tubulin and actin monomers c. elastase, pepsin d. hemoglobin and myoglobin   2. Which of the following statements is correct regarding oxidoreductase enzymes? a. NADH + H+/NAD+ are involved in catabolism and NADPH + H+/NADP+ participate in anabolism.    b. The oxidation of the reduced member of a redox pair is associated to a ΔΔG < 0. c. The reduction of the oxidized member of a redox pair is associated to a ΔΔG > 0 d. All of the above e. None of the above   3.Which of the following statements is incorrect?     a. We only need to consume vitamins in small amounts b. Vitamins are precursors to…

Which of the following answer choices describes the consequence of decreasing serum concentration of high density lipoprotein in mammals? Select one: a. Overall blood cholesterol concentration would decrease b. Unsaturated fatty acids will be converted to saturated fatty acids c. Overall blood cholesterol concentration would increase d. The patient should be taken off statin medications

Select the amino acids that are most likely to interact with water. SELECT ALL THAT APPLY     A. Tyrosine B. Lysine C. Glutamine D. Glycine