Mechanism of Enzyme Action [Lock and Key theory]

Mechanism of Enzyme Action [Lock and Key theory]

The basic mechanism by which enzymes catalyze chemical reactions begins with the binding of the substrate (or substrates) to the active site on the enzyme. The active site is the specific region of the enzyme which combines with the substrate. The binding of the substrate to the enzyme causes changes in the...

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Meiosis

Meiosis

Meiosis begins with Interphase I. During this phase there is a duplication genetic material, DNA replication. Cells go from being 2N, 2C (N= chromosome content, C = DNA content) to 2N, 4C. Cells remain in this active phase 75% of the ...

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Mitosis

Mitosis

Mitosis is a process of cell division which results in the production of two daughter cells from a single parent cell. The daughter cells are identical to one another and to the original parent cell. In a typical animal cell, mitosis can be divided into four principals stages: ...

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