Okay, I would bend over backwards! :)
Leeuwenhoek was inspecting things under his artifial magnifying instrument and found single-cell living beings that he alluded to as protists.
Answer:
Members of this population can mate with one another
Explanation:
Alligators and crocodiles are two different species. Also, there's no way these alligators in Florida can make it across the ocean to China.
Answer:
Parasitism
ExplanatioThe flatworm seems to be the only one benefitting from the relationship because it is using the snail as a host and provides it a place to grow but the snail is being harmed by the worm while doing so. Therefore the relationship is parasitic.
You should have two different teams that represents scientific ideas as the name of the teams and have them play like that
The answer is all of the above