Glucose is transported from the intestinal lumen into epithelial cells through _____ and from the intestinal epithelium into circulation by _____
A) facilitated diffusion; primary active transport
B) cotransport with sodium; cotransport with sodium
C) cotransport with sodium; facilitated diffusion
D) active transport; active transport
Answer: C
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Coevolution is
A. the evolution of coenzymes. B. two species reciprocally influencing each other's evolution. C. random evolution not influenced by natural selection. D. evolution of secondary metabolites according to fixed ratios. E. coordinated evolution of sensory and motor pathways.
Diatoms belong to the group ____
a. Bacillariophyta b. Phaeophyta c. Chrysophyta d. Rhodophyta e. Chlorophyta
Melanocytes are located in the ____
a. epidermis b. dermis c. hypodermis d. subcutaneous layer e. loose connective tissue layer
The per capita growth rate (r) is ____ per mouse per month in a population of 1,000 mice where 500 mice are born and 400 mice die monthly.
A. 0.1 B. 0.2 C. 0.3 D. 0.4 E. 0.5