#Question id: 3921
#XL - Q Biochemistry
Which observation is not evidence that supports the theory that mitochondria and chloroplasts originate from symbiotic bacteria?
#Question id: 2164
#XL - S Microbiology
ATP hydrolysis is directly coupled to the movement of
#Question id: 5250
#XL - S Microbiology
A researcher would like to map the location of galE and trpA genes in a new species of bacterium that appears to be closely related to E. coli. He decides to use cotransduction, and generatesnappropriate donor and recipient strains. He is disappointed when cotransduction is not seen in his experiement. What is the most reasonable explanation for this situation?
#Question id: 2114
#XL - S Microbiology
A research team is working on the design of a new drug for the treatment of lung cancer. To be most effective, this drug must specifically enter the cytoplasm of lung cells while not entering the cells of other tissues. Which of the following characteristics would likely enhance the specificity of this drug?
#Question id: 7704
#XL - S Microbiology
The best classification system is that which most closely ________.