Which of the following occurs after a calcium-rich meal?
A) Parathyroid hormone stimulates the activities of osteoblasts and removes calcium from the blood.
B) Calcitonin removes calcium from the blood and stimulates the activities of osteoclasts.
C) Parathyroid hormone is released by the thyroid gland to inhibit the activities of osteoclasts.
D) Calcitonin stimulates the activities of osteoblasts and removes calcium from the blood.
D
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A. 3 B. 5 C. 10 D. 15
Which of the following is NOT characteristic of fecal coliforms?
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