What is recycled during the ATP-ADP Cycle? a. ADP
b. Phosphate
c. Energy
d. All of the above

in theory, limestone is composed principally of the compound calcium carbonate - caco3, but in reality this compound is deposited in conditions involving a number of other compounds as impurities so it ends up being a mixture of many compounds.

hope this : -)

tony (lordcaos066)

thats how its supposed to be

i think tornado but not 100%