Introduction to enzymes and catalysis | Chemical Processes | MCAT | Khan Academy


Summary

Biochemical reactions within cells are essential for various cellular processes like DNA replication and gene expression. Enzymes are crucial in accelerating these reactions, as demonstrated by the formation of carbonic acid in soda. Enzymes utilize different catalytic strategies such as acid/base catalysis, covalent catalysis, electrostatic catalysis, and proximity and orientation effects to enhance reaction rates significantly. Understanding these mechanisms sheds light on the intricacies of cellular activities and the importance of enzymes in biological processes.


Importance of Biochemical Reactions

Biochemical reactions are crucial for cellular processes, involving processes like carbon metabolism, DNA replication, and gene expression.

Role of Enzymes in Reactions

Enzymes play a key role in accelerating biochemical reactions, illustrated by the example of carbonic acid formation in soda.

Enzyme Catalytic Strategies

Enzymes employ various catalytic strategies such as acid/base catalysis, covalent catalysis, electrostatic catalysis, and proximity and orientation effects to speed up reactions.

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