_______________ is required as a cofactor for dopa decarboxylase (DDC)—one of the enzymes needed for the conversion of L-dopa to dopamine.
Fill in the blank(s) with the appropriate word(s).
Pyridoxine (Vitamin B6)
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Yeast breads can be prepared using all of the following mixing methods except
A. straight dough. B. muffin. C. batter. D. sponge. E. rapid mix.
After you and your friend Dolores share pretzels and animal crackers, she announces that she wants to start digesting her food by watching television. You inform Dolores that
a. she really should spend 10-15 minutes on the treadmill to help her body break down the carbohydrates faster. b. her body will not begin to break down the carbohydrates for a couple more hours until they reach the small intestine. c. the hydrochloric acid in her stomach breaks down all the carbohydrates and she need not rest while this occurs. d. carbohydrate digestion begins in the mouth through the action of amylase, so she has already begun digesting the snacks.
Recreational fishermen should
A) consult with the local or state health department for specific advice based on the local waters to avoid eating PCB-containing fish. B) contact the Environmental Protection Agency for local seafood safety information. C) only eat small fish because they are less likely to be toxic. D) check with the Monterey Bay Aquarium for safety hints on local seafood.
Which of the following does NOT describe a vitamin?
A. They are needed in relatively small amounts. B. They are classified as either fat- or water-soluble. C. They are essential organic substances. D. They provide a rich source of energy.