Binding of the extracellular TCR domain to a MHC-peptide complex triggers activation of ZAP70 protein tyrosine kinases attached to the cytosolic domains of the two adjacent ζ chains. 

TLS Online TPP Program

#Id: 5815

#Unit 7. System Physiology – Animal

The zona fasciculata/reticularis, is under the exclusive control of the hypothalamic-pituitary axis.

TLS Online TPP Program

#Id: 10099

#Unit 4. Cell Communication and Cell Signaling

Adherens junctions

functions as a tension cable that can internally brace the cell and thereby control its shape

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#Id: 7753

#Unit 1. Molecules and their Interaction Relevant to Biology

Electron affinity: The enthalpy change that results from adding an electron to a gaseous atom.

Electron affinity is becoming less negative (less exothermic) and less likely to gain an electron. 

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#Id: 4551

#Unit 12. Applied Biology

Gardasil is an HPV vaccine that protects against infection by human papillomavirus (HPV). This vaccine is highly protective against viral infection, including genital warts and cervical, vulvar, and vaginal cancers caused by HPVs.

TLS Online TPP Program

#Id: 4756

#Unit 5. Developmental Biology

The SKN-1 protein is a maternally expressed transcription factor that controls the fate of the P1 blastomere(P1🡪EMS 🡪MS), that generates the posterior pharynx.