Fertilizer Runoff
The excess nutrients provided by the fertilizer allow for rapid growth of algae and microorganisms. This fertilizer runoff can come from agricultural lands, or from residential areas.
The correct answer is option D, that is since genetic drift is random, it does not always favor the better or healthier organisms.
A mechanism of evolution in which the frequencies of alleles of a population change with generations because of sampling error is known as genetic drift. It takes place in all the populations of non-infinite size, however, its influences are strongest in small populations.
Answer: Sister chromatids.
Explanation: Because the Sister chromatids carry the same alleles.
I would have to say (D.) if it's been 150 years.
The organ in which a fertilized ovum implants and develops into a baby is called the uterus