812.5/1.25=650
So it will take 650 years to widen another 812.5 centimeters
Answer:
oxygen
Explanation:
Living organisms often contain amounts of several elements, but the most abundant ones are oxygen, carbon, hydrogen, nitrogen, calcium and phosphorus. But Oxygen is the most abundant element contained within living organisms, composing about 65% of the human body.
A negative tropism is when a plant grows away from stimulus
C. their DNA is very different