The root cap??? I think not for sure though.
The definition of calories is a measure of energy in food, specifically the measure of heat needed to raise a kilogram or a gram of water by one degree Celsius.
Answer: Hydrogen
Explanation:
Because it is the element that everything is created with it is everywhere. All life has hydrogen in it, our air, SPACE, everything.
Troposphere
Stratosphere
Mesosphere
Thermosphere
Exosphere
