In order to disprove the theory of spontaneous generation,Louis Pasteur
A) heated nutrient broth in a stoppered flask to show that microorganisms could not grow.
B) heated nutrient broth in an open flask.
C) heated nutrient broth in a swan-necked flask so that microorganisms could not enter.
D) excluded oxygen from the flask.
E) filtered the nutrient broth in the flask before heating.
Correct Answer:
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Q11: Which of the following functions,essential for life
Q12: Microorganisms are classified in the following order
A)Phylum,class,species
B)Genus,species,strain
C)Class,strain,species
D)Genus,class,species
E)Species,strain,phylum
Q13: Procaryotic cells can be distinguished from eucaryotic
Q14: The first person to see cells under
Q15: Microbiology is the study of
A)microorganisms too small
Q17: Ignaz Semmelweis demonstrated the importance of
A)vaccinating children
Q18: Which of the following best describes procaryotic
Q19: Louis Pasteur contributed to our understanding of
Q20: The reason why diseases such as plague
Q21: Edward Jenner was the first person to
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