A nutrient that could easily be deficient in the diet of a vegan would be
a. vitamin C.
b. folic acid.
c. calcium.
d. All of the above.
c. calcium.
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______________ for the treatment of depression involves teaching a patient to alter helpless thinking and to cope in unpleasant situations.
Fill in the blank(s) with the appropriate word(s)
Most hormones produced in the anterior pituitary ____
a. affect kidney functioning b. are secreted in response to signals from the medulla oblongata c. control the release of hormones from other endocrine glands d. are steroid hormones e. effect target cells in the posterior pituitary
Nitrification and denitrification differ in that ________.
A. nitrification oxidizes ammonia into a still-usable form, whereas denitrification oxidizes a usable form of nitrogen into unusable nitrogen gas B. nitrification adds a nitrogen atom to an organic compound, whereas denitrification removes a nitrogen atom from an organic compound C. nitrification produces ammonia whereas denitrification produces the nitrite ion D. nitrification oxidizes the nitrate ion into unusable nitrogen gas, whereas denitrification oxidizes ammonia into the nitrite ion
After the chamber was flooded with white light, the bacteria were
a. evenly distributed throughout the chamber. b. clustered on the algal filament. c. clumped along certain areas of the algal filament. d. actively avoiding the algal filament.