In birds, the hypothalamus does not
a. stimulate shivering.
b. stimulate panting.
c. stimulate erection of plumage.
d. none of these.
C
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A. Exhalation B. Feces C. Sweat D. Most metabolic processes use up water
Which of the following correctly matches a nuclear structure with its function?
A. nuclear pores - allow molecules to move between the nucleus and cytoplasm. B. chromatin - fluid portion of the nucleus C. chromosomes - contains RNA and histones D. nuclear envelope - contains the nucleolar organizer E. nucleolus - DNA synthesis
Which blood component is NOT correctly matched with its function?
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A membrane that allows some substances to travel across it while restricting the passage of others is ________
A) selectively permeable B) impermeable C) hypotonic D) freely permeable