8. What are the functions of cholesterol: structural role in biological membranes: precursor to: steroid hormones,...
8. What are the functions of cholesterol: structural role in biological membranes: precursor to: steroid hormones, bile acids and vitamin D.
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8. What are the functions of cholesterol: structural role in
biological membranes: precursor to: steroid hormones,...
Cholesterol can not be converted to ? Vitamin A Bile acid steroid hormones cholesteryl ester
Cholesterol can not be converted to ? Vitamin A Bile acid steroid hormones cholesteryl ester
Select the single best answer. What is the role of cholesterol in biological membranes? A. It...
Select the single best answer. What is the role of cholesterol in biological membranes? A. It regulates the fluidity of the membrane. B. It serves as a "marker" that identifies a cell to other cells. C. It provides shape to the cell. D. It acts as a molecular signal that allows cells to communicate with each other.
Different processes have an impact on the body's cholesterol levels. Cholesterol can be synthesized in cells...
Different processes have an impact on the body's cholesterol levels. Cholesterol can be synthesized in cells or absorbed from the diet, but which process has the greatest impact on the loss of cholesterol? a. Cholesterol is converted into steroid hormones in particular the sex hormones testosterone and oestradiol, which are excreted through urine. O b. During fasting, cholesterol is oxidized to acetyl-CoA in tissues, including the brain that cannot oxidize fatty acids. c. Certain cell types such as enterocytes have...
2) Which statement is NOT true? A) Cholesterol is a prominent member of the steroid family....
2) Which statement is NOT true? A) Cholesterol is a prominent member of the steroid family. B) Cholesterol is insoluble in the aqueous medium of the blood. C) Cholesterol serves as the starting material for the synthesis of all other steroids. D) Cholesterol is a vital component for healthy cell membranes. E) Cholesterol cannot be synthesized in the body, and therefore is required in the diet. 3) Which of the following statements is NOT true regarding lipids? A. Lipids come...
What is the precursor of bile salts and what is the role of bile salts in the human digestive system
What is the precursor of bile salts and what is the role of bile salts in the human digestive system
3. Which of the following is a steroid? H0 Ho- -OH OH [cr CHS -4 ge...
3. Which of the following is a steroid? H0 Ho- -OH OH [cr CHS -4 ge 1 of 2 208 Words F English (US) Match the item on the left with the description on the right. Good luck. 4. brominated vegetable oil A. lipid bilayer 5. sphingolipids B. ester of a long-chain fatty acid and a long-chain alcohol 6. wax C. reduce the risk of cardiovascular disease 7. anabolic steroids D. man-made; effects similar to testosterone 8. vitamin A E....
1. Which of the following statements describes lipids? A) Lipids all have the steroid backbone. B)...
1. Which of the following statements describes lipids? A) Lipids all have the steroid backbone. B) The body stores excess calories as lipids. C) Lipids are insoluble in water, but soluble in nonpolar solvents. D) Lipids are soluble in water, but insoluble in nonpolar solvents. E) Lipids are insoluble in all solvents 2. Which of the following type of molecule is not a lipid? A) amino acid B) triglyceride C) phospholipid D) steroid E) eicosanoid 3. Which type of lipid...
16. Fats and oils are also known as - a triglycerides b. tripeptides sterols d. phospholipids...
16. Fats and oils are also known as - a triglycerides b. tripeptides sterols d. phospholipids 17. Cell membranes are composed of a __bilayer. a triglyceride c. sterol b. tripeptide d. phospholipid 18. The degree of saturation of a fatty acid is determined by the number of - atoms in the molecule. a. carbon c. hydrogen b. oxygen d. nitrogen 19. Foods high in cholesterol include all of the following except a. liver C. eggs b. milk d. peanut butter...
1. The majority of calcium in the body plays a structural role and is associated with...
1. The majority of calcium in the body plays a structural role and is associated with bones and teeth. The remaining calcium is found in the blood and plays an import role in __________________________________. a. muscle contraction, neural signaling, and blood pressure regulation b. the production of neurotransmitters c. protecting cell membranes from oxidative damage d. lipid circulation and night vision 2. JoAnn wants to learn more about calcium homeostasis. She found that the hormones _________________________ help to regulate calcium...
What type of lipid contains the structural core shown here? A) fatty acid B) steroid C)...
What type of lipid contains the structural core shown here? A) fatty acid B) steroid C) wax D) triglyceride E) sphingolipid What is the process of forming ketone bodies known as? A) ketogenesis B) ketone oxidation C) ketone cycle D) ketone transport chain E) ketolysis How many cycles of ß-oxidation are required to completely break down CH3(CH2)14CO2H? A) 1 B) 7 C) 8. D) 14 E) 16 What glycolytic intermediate is glycerol, formed by hydrolysis of triacylglycerols, first converted to...
Different processes have an impact on the body's cholesterol levels. Cholesterol can be synthesized in cells or absorbed from the diet, but which process has the greatest impact on the loss of cholesterol? a. Cholesterol is converted into steroid hormones in particular the sex hormones testosterone and oestradiol, which are excreted through urine. O b. During fasting, cholesterol is oxidized to acetyl-CoA in tissues, including the brain that cannot oxidize fatty acids. c. Certain cell types such as enterocytes have...
2) Which statement is NOT true? A) Cholesterol is a prominent member of the steroid family. B) Cholesterol is insoluble in the aqueous medium of the blood. C) Cholesterol serves as the starting material for the synthesis of all other steroids. D) Cholesterol is a vital component for healthy cell membranes. E) Cholesterol cannot be synthesized in the body, and therefore is required in the diet. 3) Which of the following statements is NOT true regarding lipids? A. Lipids come...
3. Which of the following is a steroid? H0 Ho- -OH OH [cr CHS -4 ge 1 of 2 208 Words F English (US) Match the item on the left with the description on the right. Good luck. 4. brominated vegetable oil A. lipid bilayer 5. sphingolipids B. ester of a long-chain fatty acid and a long-chain alcohol 6. wax C. reduce the risk of cardiovascular disease 7. anabolic steroids D. man-made; effects similar to testosterone 8. vitamin A E....
16. Fats and oils are also known as - a triglycerides b. tripeptides sterols d. phospholipids 17. Cell membranes are composed of a __bilayer. a triglyceride c. sterol b. tripeptide d. phospholipid 18. The degree of saturation of a fatty acid is determined by the number of - atoms in the molecule. a. carbon c. hydrogen b. oxygen d. nitrogen 19. Foods high in cholesterol include all of the following except a. liver C. eggs b. milk d. peanut butter...
What type of lipid contains the structural core shown here? A) fatty acid B) steroid C) wax D) triglyceride E) sphingolipid What is the process of forming ketone bodies known as? A) ketogenesis B) ketone oxidation C) ketone cycle D) ketone transport chain E) ketolysis How many cycles of ß-oxidation are required to completely break down CH3(CH2)14CO2H? A) 1 B) 7 C) 8. D) 14 E) 16 What glycolytic intermediate is glycerol, formed by hydrolysis of triacylglycerols, first converted to...
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