Question 1
Louis Pasteur's experiments disproving spontaneous generation were different from John Needham's in which important way?
◦ The necks of Pasteur's flasks were bent into an S-shape and then melted to seal them.
◦ The necks of the flasks Pasteur used were bent into an S-shape and left open to the air.
◦ The flasks Pasteur used were sealed with corks.
◦ Pasteur boiled infusions to kill any microbes present.
◦ Pasteur used meat broths instead of infusions.
Question 2
Identification of bacteria in the laboratory usually begins with the ________ for placement in one of two large groups of bacteria.
◦ Pasteur fermentation test
◦ Koch's stain
◦ Petri stain
◦ Ehrlich magic test
◦ Gram stain
Termination stage of translation in bacteria
Bacteria
Common Laboratory Tests and Their Normal Values
Laboratory-Grown Stem Cells
Examples of Disease-Causes Bacteria