Vitamin B12, also known as cobalamin, has the following chemical formula: C63H88CON14014P What makes vitamin B12 an organic compound? А. Vitamin B12 Contains a significant amount of carbon. В. Vitamin B12 contains oxygen, which is needed by all living organisms. C. Vitamin B12 cannot be separated into different elements. D. Vitamin B12 does not contain sulfur, which is only found in inorganic substances.

Which of the following statements about nutrients is true? All classes of nutrients are essential to human survival. Because the body cannot store any micronutrients, they need to be consumed nearly every day. Carbohydrates, lipids, and proteins are micronutrients. Macronutrients are vitamins and minerals.

Which of the following statements about insulin is true? Insulin acts as a transport protein, cany in g glucose across the cell membrane. Insulin facilitates the movement of inti acellular glucose transporters to the cell membrane. Insulin stimulates the breakdown of stored glycogen into glucose. Insulin stimulates the kidneys to reabsorb glucose into the bloodstream.

Triglycerides are transported by chylomicrons because ________. they cannot move easily in the bLood stream because they are fat based, while the blood is water based they are too small to move by themselves the chylomicrons contain enzymes they need for anabolism they cannot fit across the intestinal membrane