Imprinting

Imprinting, in psychobiology, a form of learning in which a very young animal fixes its attention on the first object with which it has visual,  auditory, or tactile experience and there after follows that object

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#XL - T Zoology

Phosphatase is recruited to centromeric by the Shugoshin family of proteins

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#XL - T Zoology

Separase cleaves centromeric cohesin, triggering the onset of anaphase, releasing the sister chromatids

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Before anaphase Separase is inhibited by the binding of the protein securin and Mitotic CDKs.

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When all the kinetochores have properly attached to spindle microtubules, APC/CCdc20 directs ubiquitinylation of securin and mitotic cyclins

TLS Online TPP Program

#Id: 8913

#XL - T Zoology

APC/CCdc²⁰ is inhibited by a checkpoint pathway that ensures that anaphase is not initiated until all chromosomes have achieved proper attachment to the mitotic apparatus.