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How does an increase in temperature affect enzymes and chemical reactions?

1. Increase in temperature will increase the reaction rates, unless the temperature is so high that the enzyme breaks down.
2. Increase in temperature will decrease the reaction rates, unless the temperature is so high that the enzyme breaks down.
3. Increase in temperature will increase reaction rates, unless the temperarute is so hight it breaks down the reactant.

3 answers

The correct statement regarding the effect of temperature on enzymes and chemical reactions is:

  1. Increase in temperature will increase the reaction rates, unless the temperature is so high that the enzyme breaks down.

As temperature increases, the kinetic energy of molecules also increases, which typically leads to more frequent collisions between enzymes and substrates, thus increasing the reaction rate. However, if the temperature rises beyond an optimal level, enzymes can denature (lose their functional shape), leading to a decrease in reaction rates or complete cessation of the reaction.

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