Microbial Metabolism Radioisotopes are frequently used in the study of cells. Assume a culture of E. coli is grown in a culture medium containing radioactive sulphur. At the end of 48 hours, it is expected to find the radioactive label located in DNA RNA enzymes all of these DNA RNA enzymes all of these ANSWER DOWNLOAD EXAMIANS APP
Microbial Metabolism The bacteriochlorophylls used by the anoxygenic bacteria have absorbance maxima located in the_____portion(s) of the spectrum. ultraviolet blue infrared green ultraviolet blue infrared green ANSWER DOWNLOAD EXAMIANS APP
Microbial Metabolism Anoxygenic photosynthetic bacteria oxidize ammonia sulfide water oxgyen ammonia sulfide water oxgyen ANSWER DOWNLOAD EXAMIANS APP
Microbial Metabolism Entner - Doudoroff pathway is not found in Both (a) and (b) anaerobic prokaryotes aerobic prokaryotes eukaryotes Both (a) and (b) anaerobic prokaryotes aerobic prokaryotes eukaryotes ANSWER DOWNLOAD EXAMIANS APP
Microbial Metabolism Bacteriochlorophyll differs from chlorophyll in what way? They have different absorption spectra There are chemical differences between the two chlorophyll in their side (R) groups Both (b) and (c) The chelated metal in bacteriochlorophyll is not Mg They have different absorption spectra There are chemical differences between the two chlorophyll in their side (R) groups Both (b) and (c) The chelated metal in bacteriochlorophyll is not Mg ANSWER DOWNLOAD EXAMIANS APP
Microbial Metabolism The major route for incorporation of ammonia (NH4+) into organic compounds is via atmospheric nitrogen fixation all of these oxidation of pyruvate reduction of pyruvate or alpha-ketoglutarate by enzymes atmospheric nitrogen fixation all of these oxidation of pyruvate reduction of pyruvate or alpha-ketoglutarate by enzymes ANSWER DOWNLOAD EXAMIANS APP