Which of the following is not a type of swimming reptile? ichthyosaurs placodonts nothosaurs none of the above

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

some of your causes might be acidic rain or natural wildfires that cause the parks to be degraded

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