Erythropoietin, a hormone that stimulates stem cells in the bone marrow to increase erythrocyte production, is
produced in the ____.
a. bone marrow
b. heart
c. kidneys
d. liver
e. lymph nodes
ANSWER: c
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The fungi are most closely related to:
A. haploid protists because they both have haploid nuclei. B. arthropods because they both have chitin. C. plants because they both grow in the ground.
Which is not usually true of archaea?
A. They are found as rods, spheres, or spirals. B. They reproduce by binary fission. C. They contain rigid cell walls. D. They are found as single cells. E. They contain peptidoglycan as part of their cell walls.
Which molecule is believed to have preceded the other three during the evolution of life?
A. DNA B. ATP C. Proteins D. RNA
Outline what is currently known about the regulation of food intake and energy homeostasis. Include
the roles of basal and total metabolic rates, leptin, and neuropeptide Y in your response. What will be an ideal response?