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a gland which secretes substances, usually enzymes, through a duct directly to the part of the...
Exogenous causes are factors that influence the business cycle from outside of the system, e.g....
reactions that raise the temperature of the surroundings by liberating energy
a process that releases energy from the system. This decreases the internal energy of the system...
a reaction in which more energy or heat is released than absorbed when the reaction takes...
an expression that is multiplied out or written out in full.