Constitutively active Raf kinase

a glutamic acid substitution for the valine at position 600

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#Id: 9708

#Unit 4. Cell Communication and Cell Signaling

Ste5 acts as a scaffold for assembling other components in the cascade Ste11, Ste7, and Fus3.

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#Id: 9419

#Unit 11. Evolution and Behavior

Intersexual selection - Members of one sex, usually females, choose mates based on attractive characteristics such as color of plumage or sound of courtship song.

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#Id: 8929

#Unit 2. Cellular Organization

Chk1, Chk2, and MK2

cause cell cycle arrest by inhibiting Cdc25

stabilizing the transcription factor p53, which induces the transcription of CKI p21 

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#Id: 1836

#Unit 11. Evolution and Behavior

Jurassic- First birds and angiosperms

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#Id: 2118

#Unit 8. Inheritance Biology

Microarray-comparative genomic hybridization (CGH) based on the use of BAC clones promises a sensitive strategy for the detection of DNA copy-number changes on a genome-wide scale, could detect as small as 5–20 kb in length.