Greg is in the library just hours before the exam. He notices some of the other students from his class huddled around one of th

The explanation of how Redi contradicted the notion of spontaneous generation is as follows:

• Redi placed food in two jars, covering one while leaving the other uncovered.
• Flies were attracted to the open jar, which soon showed the emergence of maggots.
• Conversely, the covered jar did not attract flies, and consequently, no maggots formed in the food of that jar.
• Therefore, Redi argued that the spontaneous generation of maggots was implausible since the cells necessary for maggot generation were transferred by flies to the food.