6. The tool of choice to observe living microorganisms is the
a. bright-field microscope.
b. phase-contrast microscope.
c. fluorescence microscope.
d. electron microscope.

7. Which scientist is most responsible for ending the controversy about spontaneous generation?
a. John Needham
b. Joseph Lister
c. Louis Pasteur
d. Robert Koch

Answer rating: 100% (QA)

1 The correct answer is b phasecontrast microscope Phasecontrast microscopy is a technique that allo... View the full answer