Birds that crash into the water and scoop up fish in the gular pouch are called:
a. stilts.
b. tubenoses.
c. pelicans.
d. albatross.
e. skimmers.
C
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Depolarization of the neuron plasma membrane occurs due to
a. the diffusion of K+ into the cell. b. the diffusion of K+ out of the cell. c. the diffusion of Na+ into the cell. d. the diffusion of Na+ out of the cell. e. closed gated channels.
You have a tube of nutrient broth, in which E. coli is growing. Upon analyzing the broth chemistry, you find:oxygen content has dropped a bit, but carbon dioxide has gone up a lot formic, acetic, and lactic acids are present What kind of metabolism has most likely occurred?
A. Anaerobic respiration B. Aerobic respiration C. Photosynthesis D. Fermentation
The field of (systems, synthetic, adaptive, descriptive) biology seeks to integrate the "parts list" of cells with the molecular interactions that become pathways, while (systems, synthetic, adaptive, descriptive) biology is interested in the development of artificial regulatory pathways to yield specific products.
A. synthetic B. adaptive C. systems D. descriptive
In the light-independent reactions, when CO2 is added to a molecule of Ribulose 1,5-bisphosphate (RuBP), the immediate product is
A. citric acid. B. 3-phosphoglycerate. C. glyceraldehyde-3-phosphate. D. glucose. E. pyruvate.