Scientist think a lot of different thing on the question of abiogenesis. From life beginning around hot smokers on the ocean floor, to the RNA world hypothesis on to extraterrestrial origins of life's precursor molecules. Google the Miller - Urey experiment and see the precursor molecules experiments and the latest work on abiogenesis in the links to the wiki article.
A swedish scientist named Carl Linneaus (I think that is how you spell it)
The principle and the name came from Ernest Rutherford in 1907
Anton Leeuwenhoek.
Scientist have been sending rovers and astronauts to the other planets to detect life on other planets. (I think I'm not 100% sure,sorry)
Because Mars is near the habitable zone of life for a star system, it has an atmosphere, and it has water on it, and water is essential to life.
A swedish scientist named Carl Linneaus (I think that is how you spell it)
minister mc fluffienstein I think it is Carolus Linnaeus
carolus linnaeus (i think thats how you spell it)
The principle and the name came from Ernest Rutherford in 1907
Antoni van Leeuwenhoek
i dont know about the answer
They do not think plant life 'came' to Earth. They believe it evolved here.
Anton Leeuwenhoek.
they were developed by scientist ( clever people )
Euclid (of Alexandria).
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The scientist who was part of a team that developed the drug penicillin was "Howard Florey".