Which of the following is considered to be the smallest carbohydrate? Ribose Dih

Question

Which of the following is considered to be the smallest carbohydrate? Ribose Dihydroxyacetone Formaldehyde Xylose Glucose Amylose and amyloprotein are the principle storage polysaccharides of: plants. animals insects bacteria Saturated fatty acids are different to unsaturated fatty acids because they: exhibit free rotation about the carbon carbon bonds in the hydrocarbon tail. have no C-C double bonds. mostly have cis double bonds. have an even number of carbon atoms have short hydrophobic tails. Which of the following statements is FALSE? Fatty acids exist in form (RCOO^-) at physiological pH The difference in melting temperature between a saturated fatty acid and an unsaturated fatty acid with the same chain length is only a few degrees More types of fat in many animals is used in energy production The longer the chain length of a saturated fatty acid the higher the melting temperature. Some unsaturated fatty acid are liquid at physiological temperatur

Explanation / Answer

(13) (B) Glycerone or Dihydroxy acetone is the smallest carbohydrate among the give.

(14) (C) Starch

(15) (C) presence of double bonds

(17)

(18)

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