There are lot of different types of domestic cats nowadays, with the variations coming mostly from mutations and selective breeding. Some cats are very small, some pretty large, some have long fur, some don't have fur (or rather seem like they don't) etc. The Siberian cat weighs 8-17 pounds, British shorthair 7-12 pounds, Turkish van 7-20 pounds, ragdoll 8-20 pounds, with the females being smaller than the males.
Answer: Spallanzani's experiments concerning spontaneous generation were NOT universally accepted because<u><em>He eliminated air from his flasks by sealing them</em></u>.
