Bob dreamt he was biking for five hours. The actual time he was in ____ sleep was about ____ min
a. beta; 15?20
b. EEG; 10?15
c. REM; 60?90
d. REM; 10?15
e. EEG; 90
D
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Proteomic analysis of a microbial community indicated an abundance of phycobiliproteins. Which phototrophic group is likely active and abundant in this community?
A) cyanobacteria B) eukaryotic phototrophs C) green bacteria D) prochlorophytes
Melvin Calvin and his colleagues used which of the following to deduce the steps in the Calvin-Benson cycle?
A) negative staining B) Drosophila melanogaster C) electron microscopy D) ultracentrifugation E) radioisotopes
The binding of a neurotransmitter to ligand-gated Na+ channels will cause ____ in the postsynaptic membrane
a. depolarization only b. hyperpolarization c. repolarization only d. apolarization e. depolarization and repolarization
All of the following are common to C3 and C4 photosynthesis EXCEPT
A. photolysis B. Initial step of CO2 fixation C. Cyclic photophosphorylation D. Noncyclic photophosphorylation E. Chemiosmotic phosphorylation