Somatostatin binds membrane receptor, which is coupled to Galpha i protein.

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#Id: 5202

#Unit 7. System Physiology – Animal

Hemophilia A, is caused by factor VIII deficiency.

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#Id: 7172

#Unit 5. Developmental Biology

Siamois and Twin interact in the organizer with the Smad2 transcription factor activated by vegetal TGF-β family members (Nodal-related proteins, Vg1, activin)

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#Id: 7327

#Unit 11. Evolution and Behavior

Loci with  multiple alleles

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#Id: 7589

#Unit 5. Developmental Biology

Hyperactivation mediated by the opening of the sperm specific calcium channels, the CatSper proteins, in the sperm tail.

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#Id: 7783

#Unit 2. Cellular Organization

FG-nucleoporins, the central channel of the NPC filled with a fluidlike phase that allows the diffusion of small molecules while excluding unchaperoned hydrophilic proteins larger than 40 kDa.