Where are thermoreceptors located?
A. hypothalamus and skin
B. semicircular canals of the ear
C. aorta and vena cava
D. muscles, joints, and tendons
E. nasal cavity and tongue
Answer: A
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Which of the following is NOT a reaction pathway involved in the catabolism of arginine to generate ATP?
A. Citrulline + Pi ? ornithine + carbamyl-P B. Carbamyl-P + ADP ? ATP + CO2 + NH3 C. Arginine + 3 H2O ? CO2 + 4 ATP D. Arginine + H2O ? citrulline + NH3
The bacteria that appear to maintain balance between the members of the normal microbiota and play a vital role in limiting colonization by pathogens are
A. staphylococci. B. diptheroids. C. Candida spp. D. Malassezia spp.
The evolution of new species
A. always takes millions of years. B. can take place in one generation. C. is a rare event over hundreds of millions of years. D. is not occurring today.
Based on the phylogeny shown, which species is not a tree but has seeds?
A. Pine B. Rose C. Psaronius D. Oak E. Fern F. Ginkgo