Which of the following bacterial species is destroyed by thorough cooking yet grows at refrigerator temperatures?
a. Yersinia enterocolitica
b. Staphylococcus aureus
c. Clostridium botulinum
d. Escherichia coli O157:H7
a
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In the diet, the nondigestible parts of plants that form the support structures of leaves, stems,
and seeds are known as A) functional fiber. B) starches. C) total fiber. D) dietary fiber.
How could someone determine if a particular food contributes a lot of different nutrients to the diet each day?
Brad has recently increased his weekly intake of omega-3 fatty acids. Over time, which of the
following effects would he likely NOT experience? A) reduction in inflammation B) reduction in blood triglycerides C) increase in risk for cardiovascular disease D) increase in HDLs
Calcitonin and parathyroid hormone play opposite roles in calcium homeostasis such that
A. calcitonin increases—and parathyroid hormone decreases—blood calcium levels. B. calcitonin decreases—and parathyroid hormone increases—blood calcium levels. C. calcitonin is secreted when blood calcium levels are low and parathyroid hormone is secreted when blood calcium levels are high. D. calcitonin increases calcium absorption in the intestines and parathyroid hormone decreases calcium absorption in the intestines.