TUNEL method uses TdT to add BrdU to fixed and permeabilized cells which can only incorporated into fragmented DNA of apoptotic cells.

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#Id: 7026

#Unit 11. Evolution and Behavior

Evolution means descent with modification, or change in the form, physiology, and behavior of organisms over many generations of time. 

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#Id: 1908

#Unit 4. Cell Communication and Cell Signaling

B-Cell Development

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#Id: 112

#Unit 5. Developmental Biology

Differential gene expression is the process by which cells become different from one another based on the unique combination of genes that are active, or “expressed.”

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#Id: 6679

#Unit 3. Fundamental Processes

SR proteins are involved in exon definition in which they interact with U1 and U2AF forming commitment E complex.

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#Id: 4726

#Unit 13. Methods in Biology

The constructive method involved direct analysis of protein and gives absorbance at wavelength of 280 nm.