Active cytoplasmic cyclin B-CDK1 translocates into the nucleus, where it phosphorylates nuclear lamins to cause nuclear envelope breakdown and, together with Plk1 and the Aurora kinases, induces chromosome condensation and formation of the mitotic spindle.

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#Id: 4568

#Unit 8. Inheritance Biology

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#Id: 2635

#Unit 13. Methods in Biology

Double-stranded DNAs, RNAs, and hybrids are protected from S1 nuclease degradation. 

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#Id: 6979

#Unit 8. Inheritance Biology

Uniparental Disomy Inheritance of both chromosomes of a homologous pair from a single parent.  Many cases of uniparental disomy probably originate as trisomies. 

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#Id: 2977

#Unit 3. Fundamental Processes

In yeast, the combined action of Cdc6, Cdtl, and the MCM proteins provides the licensing function.

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#Id: 2294

#Unit 3. Fundamental Processes

During initial transcription, the polymerase remains stationary on the promoter, unwinds downstream DNA, and pulls that DNA into itself