During differential sedimentation the largest class of particles forms a pellet on the
bottom of the centrifuge tube, leaving smaller-sized structures within the supernatant.

TLS Online TPP Program

#Id: 5919

#Unit 3. Fundamental Processes

This is equivalent to nick translation, except that the new DNA replaces a stretch of RNA rather than a segment of DNA.

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#Id: 9172

#Unit 11. Evolution and Behavior

Migration

Change in the allelic frequencies is the influx of genes from other populations, commonly called migration or gene flow

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#Id: 1504

#Unit 2. Cellular Organization

Microtubules are polymers of the protein tubulin.

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#Id: 8945

#Unit 2. Cellular Organization

Tem1-GTP activates a protein kinase cascade, which promotes the release of active Cdc14 from the nucleolus and exit from mitosis. 

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#Id: 9604

#Unit 4. Cell Communication and Cell Signaling

NGF, PDGF, FGF, EGF, insulin are RTK ligands, which trigger proliferation of cells.