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catalyst
This substance makes up the majority of your cells, and is necessary for them to carry out most of their chemical reactions.
A catalyst
cytoplasm
Enzymes
Produt!(:
enthalpy
catalyst
Oxygen
Enzymes
enzymes
an element
This substance is called catalyst; and in living systems it is an enzyme.
Reversible reactions usually involve a reaction that changes the physical state of the substance, not the chemical properties
This substance makes up the majority of your cells, and is necessary for them to carry out most of their chemical reactions.
When one substance or combination of substances undergo change to become another substance or substances
yep. it forms a new substance.