The theory of spontaneous generation was

The theory of spontaneous generation was created to explain why some life forms could originate from inanimate raw matter.

Explanation:

According to the hypothesis of spontaneous generation some life forms could originate from inanimate (nonliving) raw matter, and life force, a kind of active principle, would allow raw matter to become living being. From this perspective, defended by Aristotle (384-322 BC), from the decaying flesh, insect larvae would emerge through the life force. However, after several experiments this concept was overturned and discredited.

true, generally referred to as invasive species given that they have no natural predators in new environment

cats appear to have glowing cat eyes because the back of their eyeballs includes a special reflective surface called the tapetum lucidum. this lets them see better during the night, giving them a much better vision.