Organisms living in the oceans are provided with a relatively constant environmental temperature. In order for plants and animals
to make the move to land, a high cellular was critical to help maintain a relatively constant internal temperature
LA)
pH
ion gradient
salt concentration
water concentration

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an active site is a region that is present on an enzyme where the reactants or the substrate molecules we can say bind and experience a chemical reaction. the substrate is basically a reactant whose concentration is changing and that is converting into a product after binding at the active site of an enzyme

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