Which of the following is not a way in which human events can change the earth’s surface? a. . draining wetlands . . b. . agriculture . . c. . glacial melting . . d. . pesticide use .

The answer is D. The use of pesticides only pollutes the environment and causes the accumulation of toxins in the ecosystem. However, it does not change the earth’s surface. Melting of ice glaciers cause an increase in sea levels and eats on continents coastlines. Agriculture puts large areas of the earth’s surface under a monocrop and the leveling of land. Draining wetlands affects the flow of water on the earth’s surface.

the cytokine-activated janus kinase (jak)-signal transducer and activator of transcription (stat) pathway has an important role in the control of immune responses. dysregulation of jak-stat signaling is associated with various immune disorders.