Which of the following would be best for the health of an ecosystem? A. Planting 2000 acres of soy beans.

B. Creating large scale factor slaughterhouses for beef

C. Creating an environment where crops and animal co-exist in the same general space,

D. Planting 1000 acres of corn

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.

ionic bonds are two oppositely charged ions that attract. a sodium ion has a 1 positive charge; a chloride ion has a 1 negative charge. sodium and chloride have oppostive charged ions that attract which forms an ionic bond. a chemical bond formed when two atoms share electrons is called

yes we can.   a lady urinates from her urethra.

ok yes, but what is the question? as soon as you ask the actual question i will answer it. : )