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What variables did Pasteur change in his experiment to test the hypothesis of spontaneous generation?
The shape of the flask!
Which statements is probably true about the experiments that supposedly proved that spontaneous generation occurs?
All the statements for spontaneous generation are not serious.
Who refuted spontaneous generation?
It was Louis Pasteur who refuted the theory of spontaneous generation. Pasteur was a French scientist who lived from 1822 to 1895.
Did john needham disprove spontaneous generation?
no
What has Robert koch contributed to spontaneous generation?
Disproved Spontaneous Generation, first to study and recognize bacteriology and classified microorganismisms.
What was francesco redis hypothesi about the appearance of maggots?
Francesco Redi's hypothesis was that "spontaneous generation" could not exist. He tested this hypothesis using maggots and meat.
What was Francesco Redi's hypothesis about the appearance of?
Spontaneous generation of maggots in meat
What variables did Pasteur change in his experiment to test the hypothesis of spontaneous generation?
The shape of the flask!
What is the hypothesis of spontaneous generation?
bacteria/ maggots etc are produced by the item which is rotting, rather than causing the rot to occur
What is a sentence for spontaneous generation?
We're part of such a spontaneous generation!
How did the designs of Pasteur flask help him successfully refute the hypothesis of spontaneous generation?
It showed that microorganisms can only enter the flask as airborne particles.
How did the design of pasteurs flask help him successfully refute the hypothesis of spontaneous generation?
It showed that microorganisms can only enter the flask as airborne particles.
How did the design of Pasteur's flasks help him successfully refute the hypothesis of spontaneous generation?
It showed that microorganisms can only enter the flask as airborne particles.
What question was Spallanzani's experiment designed to answer?
It was to answer whether or not Spontaneous generation is possible or not.
What do you mean by spontaneous generation?
Spontaneous generation is a now-discredited hypothesis that living organisms can be generated from non-living matter. It was a prevalent belief before the development of modern biology and the germ theory of disease. This idea has been replaced by the concept of biogenesis, which states that living organisms only arise from preexisting living organisms.
How did Redi test the hypothesis of spontaneous generation?
By using an experiment with two jars filled with meat. One was sealed with a lid, while the other was not. After several days, Redi concluded spontaneous generation was false after he realized that with the jar uncovered, maggots formed, and with the jar covered, nothing.
What was Rudolf virchow trying to prove thought his work?
The theory of spontaneous generation was false.
