GHRH- Hypothalamus stimulates growth hormone secretion by utilizing both cAMP and IP3/Ca2+ as second messengers.

TLS Online TPP Program

#Id: 10266

#Unit 6. System Physiology – Plant

GA stimulates onset of PCD in aleurone layers of barley (Hordeum vulgare) and wheat (Triticum aestivum), ABA postpones PCD

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#Id: 2573

#Unit 7. System Physiology – Animal

Paracellular Pathway

Water and solutes can be transported between the cells by moving across the tight junctions and intercellular spaces.

TLS Online TPP Program

#Id: 9313

#Unit 4. Cell Communication and Cell Signaling

Nonselective cation channels open in response to binding of the second messenger cGMP (cGMP-gated channels)

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#Id: 1773

#Unit 4. Cell Communication and Cell Signaling

Third mechanism for maintaining tolerance, in addition to T-cell anergy and apoptosis, is through the activity of regulatory T cells (TREG cells).

TLS Online TPP Program

#Id: 1005

#Unit 5. Developmental Biology

In Drosophila, Toll protein is a maternal product required for ventral axis.