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reproduction
The elements are returned back to the atmosphere. It is common in all the cycles.
True ...
repeated
All the bio molecules are organic compounds. Carbon is the element common among all these compounds. Carbon is a tetravalent element.
All biogeochemical cycles involves living organism. Occurence of chemical change to bring about changes within the cycle.
hydrogen
Either the thermostat or the heating element is faulty !
Number of protons in the nuclei of their atoms.
CARBON
The common element to all acids is hydrogen. Another common element to all acids is oxygen. Acids can be in solid, liquid or gas forms. When an acid is dissolved in water it has a sour taste.
All elements have a specific signature, whereby one element is exactly different from another element.