1. Draw the structure of an omega-3 fatty acid, docosahexaenoic acid (DHA, 22:6 (4,7, 10, 13, 16, 19)), and write briefly about their importance.

Figure 3.5 What kind of sugars are these, aldose or ketose?

Discuss Concepts Identify the following structures as a carbohydrate, fatty acid, amino acid, or polypeptide: a. (The R indicates an organic group.) b. C6H12O6 c. (glycine)20 d. CH3(CH2)16COOH

If phenylalanine was not an essential amino acid, would diet therapy (the elimination of phenylalanine from the diet) for PKU work?

What organic compound do brain cells primarily rely on for fuel? glucose glycogen galactose glycerol

Chewing a bite of bread mixes it with saliva and facilitates its chemical breakdown. This is most likely due to the fact that ________. the inside of the mouth maintains a very high temperature chewing stores potential energy chewing facilitates synthesis reactions saliva contains enzymes

_______ groups are the acid part of amino acids and fatty acids. a. Hydroxyl (OH) c. Methyl (CH3) b. Carboxyl (COOH) d. Phosphate (PO4)

C6H12O6 is the chemical formula for a ________. polymer of carbohydrate pentose monosaccharide hexose monosaccharide all of the above

Ty is three years old and as a result of a stomach bug has been vomiting for about 24 hours. His blood pH is 7.48. What does this mean? Tys blood is slightly acidi Tys blood is slightly alkaline. Tys blood is highly acidi Tys blood is within the normal range

Some low-fat or non-fat foods contain a large amount of sugar to replace the fat content of the food. Discuss how this leads to increased fat in the body (and weight gain) even though the item is non-fat.