Oxytocin and vasopressin are typical neural hormones, that is, hormones secreted into the circulation by nerve cells

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#Id: 1361

#Unit 4. Cell Communication and Cell Signaling

Cytokine receptors activate tyrosine kinases in which receptor and kinase are separate polypeptides.

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#Id: 3255

#Unit 6. System Physiology – Plant

Complex I is therefore a proton pump

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#Id: 10351

#Unit 4. Cell Communication and Cell Signaling

B-cell survival in the follicle is dependent on access to the TNF-family member cytokine B-cell activation factor (BAFF), otherwise known as B lymphocyte survival factor (BLyS), which is secreted by the FDCs.

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#Id: 6329

#Unit 8. Inheritance Biology

XX-XY SEX DETERMINATION

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#Id: 1317

#Unit 4. Cell Communication and Cell Signaling

Muscarinic acetylcholine receptor is coupled to a Gαi protein.