The “introns early” hypothesis is the proposal that introns have always been an integral part of the gene.  Genes originated as interrupted structures, and those now without introns have lost them in the course of evolution.

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#Id: 4916

#Unit 1. Molecules and their Interaction Relevant to Biology

Lineweaver-Burk plot showing the effect of competitive inhibition; (b) the same, showing plots for several inhibitor concentrations at fixed enzyme concentrations.

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#Id: 6825

#Unit 8. Inheritance Biology

Number of genotype = 3n

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#Id: 7499

#Unit 4. Cell Communication and Cell Signaling

VpreB and λ5 (called a surrogate light chain), to form a pre-B-cell receptor.

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#Id: 9586

#Unit 11. Evolution and Behavior

Paleogene - Radiation of mammals, birds, snakes, angiosperms, pollinating insects

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#Id: 4868

#Unit 13. Methods in Biology

The level of significance is denoted by the Greek symbol α (alpha).

Therefore, the level of significance is defined as follows: