Refer to the accompanying figure. What label designates the auricles on this organism?



a. 1

b. 2

c. 3

d. 4

e. 5


b

Biology & Microbiology

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All EXCEPT which one of the following are the

reasons for the rapid population explosion of humans? a. increases in carrying capacity b. expansion into new habitats c. removal of limiting factors d. reproduction occurring earlier in the life cycle e. None of these

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Prop roots are more common in:

a. annuals. b. eudicots. c. monocots. d. epiphytes. e. parasitic plants

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Patients with diabetes mellitus have frequent urination and increased thirst because

A. an increase in sodium ions causes more nerve stimulation and triggers urination. B. more salt is reabsorbed at the proximal convoluted tubule. C. less water passes from the glomerulus to the glomerular capsule. D. increased glucose in the urine increases its osmolarity and less water is reabsorbed by blood. E. more water is driven from the glomerulus to the glomerular capsule than normal.

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