Concept explainers
(a)
Interpretation: The validation of the given statement about bile acids has to be predicted.
Concept introduction: A cholesterol derivative which acts as a lipid-emulsifying agent in the aqueous environment of the digestive tract is known as a bile acid. There are two types of bile acids: simple and complexed.
(b)
Interpretation: The validation of the given statement about bile acids has to be predicted.
Concept introduction: A cholesterol derivative which acts as a lipid-emulsifying agent in the aqueous environment of the digestive tract is known as a bile acid. There are two types of bile acids: simple and complexed.
(c)
Interpretation: The validation of the given statement about bile acids has to be predicted.
Concept introduction: A cholesterol derivative which acts as a lipid-emulsifying agent in the aqueous environment of the digestive tract is known as a bile acid. There are two types of bile acids: simple and complexed.
(d)
Interpretation: The validation of the given statement about bile acids has to be predicted.
Concept introduction: A cholesterol derivative which acts as a lipid-emulsifying agent in the aqueous environment of the digestive tract is known as a bile acid. There are two types of bile acids: simple and complexed.
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EBK GENERAL, ORGANIC, AND BIOLOGICAL CH
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- Indicate whether each of the following statements about the structural characteristics of monosaccharides is true or false. a. Both an aldehyde group and a ketone group are always present. b. An aldehyde group and at least two hydroxyl groups must be present.arrow_forwardDefine the following terms: a. respiratory control b. glycerol-3-phosphate shuttle c. uncoupling protein d. oligomycin e. malate–aspartatearrow_forwardAmino acids are classified according to the R group linked at the carboxyl group.a. Trueb. Falsearrow_forward
- Classify each of the following sugar pairs as enantiomers, diastereomers, epimers, or an aldose–ketose pair. a. D-erythrose and D-threose b. D-glucose and D-mannose c. D-ribose and L-ribose d. D-allose and D-galactose e. D-glyceraldehyde and dihydroxyacetonearrow_forwardAnswer the following questions: a. How many possible stereoisomers does D-ribose have? b. What bond is present between the fatty acyl group and the C-2 amino group of sphingosine in a Ceramide?arrow_forwardWhat would happen to the functionality of cholic acid if 3 additional hydroxyl groups were added to the side of the molecule that usually has none? (In other words, there would be 6 hydroxyl groups evenly distributed around the molecule.) O A There would be more thorough (better) digestion of fats O B. It would mix with the watery phase of chyme. O.it would mix with lipids in the fatty phase of chyme. O D. Chemical digestion of lipids would be less effective O E. Both choices A and B are correct OF. Both choices B and D are correctarrow_forward
- Match the chemical properties with the amino acid (note: the charges are not indicated on the charged amino acids) A. NH3+ - CH - COO- I (CH)2 I OH N,N - DimethyltryptamineAspartic acid B. NH3+ - CH - COO- I (CH)4 I NH2 Which one of each of these is: uncharged and polar charged and non-polar negatively charged and polar positively charged and polararrow_forwardIndicate which of the following amino acids are ketogenic and which are glucogenic: a. tyrosine b. lysine c. glycine d. alanine e. valine f. threoninearrow_forwardDefine the following terms:a. fatty acidb. monunsaturated fatty acidc. polyunsaturated fatty acidd. saturated fatty acide. acyl grouparrow_forward
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