Answer:
Point-source pollutants.
Explanation:
Point-source pollutants are emitted from single identifiable sources. For instance, untreated waste water from a particular oil refinery or factory is a point-source pollutant.
It is C; to have fought over something trivial
Most cell types are very permeable to water. an exception is cells of the distal nephron, which can be either impermeable or permeable, depending upon the absence or presence of aquaporins.
The answer is phytochemical<span />
They are all chromosomal mutations but if i had to choose it would be A