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- Dixie Bee wanted to make JELL-O shots for her next party, but felt guilty about encouraging her guests to consume alcohol. She tried to compensate for the toxicity of the alcohol by adding pieces of healthy fresh pineapple to the shots, but when she did, the JELL-O never solidified. What happened? Hint: JELL-O is mainly sugar and a gelatinous mixture of proteins.Expansins are activated by acidic conditions that modify the A. Hydrogen bonds between lignin and cellulose B. Hydrogen bonds between pectin and glycoproteins C. Hydrogen bonds between cutin and cellulose D. Hydrogen bonds between pectin and celluloseWhich of the following is/are NOT (an) essential fatty acids? A. arachidonic acid B. linoleic acid C. palmitic D. oleic acid
- Which of the following is/are (a) ketose? A. tagatose B. lyxose C. erythrulose D. alloseWhich of the following pentoses is/are involved in the 2nd phase PPP? A. ribose B. erythrose C. sedoheptulose D. xyluloseWhich of the following statements about trans-fatty acids is/are FALSE? a.Healthier than saturated FA. b.Formed from the hydrogenation of C=C. c.May be present in butter substitutes. d.Properties are similar to saturated FA.
- In the digestion of Carbohydrates, the more complex carbohydrate molecules are broken down into smaller molecules such as the Monosaccharides. This breakdown of complex carbohydrate into simple sugars is an example of: a. Catabollism b. AnabolismIs cholesterol an inherently "bad" biomolecule? Select the correct response: A. Yes, because it increases the risk for cardiovascular diseases. B. Yes, as it can damage the nervous system, C. Yes, because it can cause infectious diseases. D. No, as it is the precursor of steroids and vitamin D. E. No, as it is the storage form of fatty acids in the body. F. No, as it is an essential major component of the cell mebrane.The function of cholesterol in a cell membrane is to A.maintain structure because of its flat rigid characteristics. B.take part in the reactions that produce bile acids. C.attract hydrophobic molecules to form solid deposits. D.act as a precursor to steroid hormones. E.none of the above
- Which of the following statements concerning structural characteristics of bile acids is CORRECT? * A. No hydroxyl groups are present B. More hydroxyl groups are present than cholesterol C. Fewer hydroxyl groups are present than cholesterol D. Both have the same hydroxyl groups present with cholesterolDescribe the use the body makes of cholesterol.Compare and contrast some of the artificial sweeteners:aspartame,saccharin, sucralose, erythrol
