The phosphorylated Ci is proteolytically cleaved by the ubiquitin-proteasome pathway, generating an N-terminal fragment Ci75, which functions as a transcriptional repressor of Hh target genes.

TLS Online TPP Program

#Id: 2182

#XL - T Zoology

Change in environmental condition is not necessary for natural selection.

TLS Online TPP Program

#Id: 2205

#XL - T Zoology

Before Darwin

Christians interpreted- “special creation”

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#Id: 2206

#XL - T Zoology

Carolus Linnaeus- Classified “related” species into genera, “related” genera into orders, and so on.

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#Id: 2207

#XL - T Zoology

James Hutton and Charles Lyell- Uniformitarianism

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#Id: 2208

#XL - T Zoology

Chevalier de Lamarck- Inheritance of acquired characteristics

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#Id: 2209

#XL - T Zoology

Neo-Lamarckism- August Weismann cut off the tails of mice for many generations and showed that this mutilation had no effect on the tail length of their descendants