Answer:
A. City A because there are no pollution sources upstream.
Explanation:
Water pollution is th contamination of water. There are many means through which water is contaminated such as industrial waste, agricultural waste and domestic waste et-cetra.
City A and City B get water from sunset lake and moth lake which have factories (industrial waste) and farmland (agricultural waste) nearby them, which are responsible for the contamination of river water. due to this cities can recieve contaminated water which can affect their health.
But the quality of water in City A will be best than that of City B because according to the image, City A do not have nay upstream soooooource of pollution, as factories and farmland are located at downstream.
Hence, the correct option is A.
<span>Prokaryotes is the answer</span>
Yes that is the correct answer choice
Answer:
Invasive species are among the leading threats to native wildlife. Approximately 42 percent of threatened or endangered species are at risk due to invasive species.
The outcome of this mating if white and cream were still different genes but both were located on the x chromosome would have been; Two red eyed females: one red eyed male; one cream eyed male. Crossing or amting a female genotype (Xw+C Xw-e ca, with a male with a genotype of Xw+C Y, would give a red eyed male, a cream eyed male and 2 red eyed females.