Question

1. Which of the following is the CORRECT set (a-d) of the description about monosaccharides? 1) Glyceraldehyde – ketotriose 2) Ribose – aldotetrose 3) Ribulose – ketopentose 4) Glucose – aldohexose 5) Mannose – ketohexose 6) Fructose – aldohexose 7) Galactose – aldohexose a. 1), 3), 4). b. 2), 5), 6). c. 4), 5), 7). d. 3), 4), 7). 2. Which of the following pairs of sugars are epimers each other? a. D-ribose and D-ribulose. b. D-galactose and D-mannose. c. D-glucose and D-galactose. d. D-glucose and L-galactose. 3. Which of the following about the cyclic form of monosaccharides is INCORRECT? a. The cyclic six-membered ring form of sugars is called pyranose. b. The cyclic five-membered ring form of sugars is called furanose. c. Both aldohexoses and ketohexoses can take two types (furanose and pyranose) of ring structures. d. All of the above are correct.

          1. Which of the following is the CORRECT set (a-d) of the description about monosaccharides?
1) Glyceraldehyde – ketotriose
2) Ribose – aldotetrose
3) Ribulose – ketopentose
4) Glucose – aldohexose
5) Mannose – ketohexose
6) Fructose – aldohexose
7) Galactose – aldohexose

a. 1), 3), 4).
b. 2), 5), 6).
c. 4), 5), 7).
d. 3), 4), 7).

2. Which of the following pairs of sugars are epimers each other?
a. D-ribose and D-ribulose.
b. D-galactose and D-mannose.
c. D-glucose and D-galactose.
d. D-glucose and L-galactose.

3. Which of the following about the cyclic form of monosaccharides is INCORRECT?
a. The cyclic six-membered ring form of sugars is called pyranose.
b. The cyclic five-membered ring form of sugars is called furanose.
c. Both aldohexoses and ketohexoses can take two types (furanose and pyranose) of ring structures.
d. All of the above are correct.

1. Which of the following is the CORRECT set (a-d) of the description about monosaccharides?
1) Glyceraldehyde – ketotriose
2) Ribose – aldotetrose
3) Ribulose – ketopentose
4) Glucose – aldohexose
5) Mannose – ketohexose
6) Fructose – aldohexose
7) Galactose – aldohexose

a. 1), 3), 4).
b. 2), 5), 6).
c. 4), 5), 7).
d. 3), 4), 7).

2. Which of the following pairs of sugars are epimers each other?
a. D-ribose and D-ribulose.
b. D-galactose and D-mannose.
c. D-glucose and D-galactose.
d. D-glucose and L-galactose.

3. Which of the following about the cyclic form of monosaccharides is INCORRECT?
a. The cyclic six-membered ring form of sugars is called pyranose.
b. The cyclic five-membered ring form of sugars is called furanose.
c. Both aldohexoses and ketohexoses can take two types (furanose and pyranose) of ring structures.
d. All of the above are correct.

Added by Melissa M.

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