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Question
Which of the following is true of olfaction?
A. There may be as many as a 1000 different olfactory receptor proteins.
B. Humans can distinguish up to 10,000 different odors.
C. Humans have the most acute sense of smell of all the mammals.
D. All apply.
Answer
This answer is hidden. It contains 1 characters.
Related questions
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A. tryptophan
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B. regression of the wolffian ducts during embryonic development.
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Epiphyseal growth in males is stimulated by estrogen.
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A male with 5 alpha-reductase deficiency will have male internal sex organs but more female appearing external genitals.
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A. IgA
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A. hypothyroidism
B. cystic fibrosis
C. sickle cell anemia
D. All of the choices are correct.
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A. progesterone
B. prostaglandin
C. oxytocin
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DHEAS travels from the fetal adrenal cortex to the placenta where it is converted into oxytocin.
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arteries
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A. increased, K+
B. decreased, K+
C. increased, Na+
D. decreased, Na+
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Cells synthesizing hydroxyapatite in bones are termed as
A. osteoblasts.
B. osteoclasts.
C. osteocytes.
D. osteosarcoma cells.
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Bone resorption is produced by the action of _____________, which return bone calcium and phosphate to the blood.
A. osteoblasts
B. osteoclasts
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D. calcitonin