Exhibit 25-6 Refer to the Sugars Below to Answer the Following Question(s).Choose

Multiple Choice

Exhibit 25-6
Refer to the sugars below to answer the following question(s) .Choose the sugar that best fits each description and place the letter of the sugar in the blank to the left of the description.There is only one correct answer for each question,but sugars may be used more than once.
-_____ a D-ketohexose

A) (-) -tagatose
B) (+) - gulose
C) (-) -erythrose
D) (-) -ribulose