1 mph = 0.44704 mps 33 x 0.44704 = 14.75 mps
"cutting down trees to build new buildings and roads", "factory and automotive emissions causing acid rain" and "redirecting and storing freshwater behind dams" exemplifies a way in which humans modify ecosystems. The correct option among all the options that are given in the question is the last option or the fourth option.
Answer:
first one is a point mutation
second is a frame shift by addition
Explanation:
First one : only one letter changes
second one : a letter was added shifting other bases.
