13. Which human activity would be least likely to disrupt the stability of an
ecosystem?

A. disposing of wastes in the ocean

B. using fossil fuels

C. recycling bottles and cans

under a microscope, cancer cells may look very different from normal cells. they often have different sizes and some may be larger than normal while others are smaller. cancer cells are often abnormally shaped and the control centre of the cell (the nucleus) may have an abnormal appearance.

i think? ?

the answer is c i took the test