*Please Help* Which of the following organisms would you expect to be most abundant in the tallgrass prairie ecosystem? A. Grasses and flowering plants
B. White-tailed deer and cottontail rabbits
C. Bobcats and Coyotes
D. Harriers and kestrels

A

Explanation:

Prairies are unique ecosystems dominated by grasses and other non-woody plants called forbes. ... A prairie ecosystem includes all the living components-- plants and animals--and all the nonliving components-- sun, water, fire, soil, and--nutrients.

thinking it would be physical characteristics

many other transport proteins, often called pumps, move materials against a concentration gradient. active transport drives molecules across a membrane from a region of lower concentration to a region of higher concentration. this process, shown in figure 5.1, uses transport proteins powered by chemi- cal energy.