In mosses, the green, leafy portion represents which generation in the alternation of generations?
A. haploid gametophyte
B. diploid gametophyte
C. haploid sporophyte
D. diploid sporophyte
E. haploid spore
A
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Which one of the following eukaryotic translational proteins is not a GTP-binding protein?
A. eIF2 B. eIF5B C. eIF3 D. eEF2
Members of the phyla Ectoprocta, Brachiopoda, and Phoronida all possess a lophophore, which isa(n) ____
a. cluster of pores along the aboral surface, used for expelling wastes from the digestive tract b. hard shell made of calcium carbonate c. outpocket of the digestive tract, where metabolic wastes are processed before emptying into the digestive tract for expulsion d. circular fold with one or two rows of hollow, ciliated tentacles e. extra body cavity surrounding the digestive tract filled with muscles used for locomotion
A bacteria sample is taken from the immediate vicinity of a hydrothermal vent. You would expect for it to most likely contain
a. diatoms. b. hyperthermophiles. c. lignicolous fungi. d. cyanobacteria.
Parathyroid hormone's main function is to
A. increase sodium through reabsorption from kidney. B. increase glucose mobilization during stress or fasting. C. increase insulin-like growth factor I and linear body growth. D. synergize with thyroid hormone in various functions. E. increase calcium by mobilizing the ion from bone.