Who was the first person to challenge the theory of spontaneous generation?
A
Louis Pasteur.
B
Francesco Redi.
C
John Needham.
D
Lazzaro Spallanzani
E
John Tyndall.
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1
Understand the concept of spontaneous generation, which is the idea that living organisms can arise from non-living matter.
Recognize that several scientists conducted experiments to challenge this theory over time.
Francesco Redi was one of the first to challenge spontaneous generation by demonstrating that maggots on decaying meat came from eggs laid by flies, not from the meat itself.
John Needham conducted experiments that seemed to support spontaneous generation, but his methods were later criticized.
Lazzaro Spallanzani improved upon Needham's experiments, showing that microorganisms did not appear in boiled broth unless exposed to air, further challenging spontaneous generation.