The first species to arrive in a newly disturbed area are ___ Invasive species
Pioneer species
Can tolerate only a narrow range of conditions

The answer is pioneer species

Cell division is important to single celled organisms because it allows the cells to reproduce. through cell division, cells make exact copies of themselves. when single celled organisms go through cell division, they make exact copies of themselves which is how they reproduce.

Well i had the same answer, so the correct answer would be a. but in this case it would be the one with plasma membrane and cell wall circled that is next to the hairy pill type of thing.