The mortality rate (qx) within each age class is estimated by the variable

TLS Online TPP Program

#Id: 4542

#Unit 12. Applied Biology

DNA vaccines use the DNA of a pathogen to elicit an immune response.

TLS Online TPP Program

#Id: 8440

#Unit 10. Ecological Principles

Source–sink metapopulation model - A population model that builds on the basic metapopulation model and accounts for the fact that not all patches of suitable habitat are of equal quality.

TLS Online TPP Program

#Id: 1232

#Unit 7. System Physiology – Animal

In the intestine,

1,25-dihydroxycholecalciferol induces the synthesis of calbindin D-28 K which promotes Ca2+ absorption.

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#Id: 9777

#Unit 6. System Physiology – Plant

nahG gene encodes the enzyme salicylate hydroxylase, which converts SA to catechol and thus dramatically reduces SA levels.

TLS Online TPP Program

#Id: 9071

#Unit 4. Cell Communication and Cell Signaling

Feedback mechanisms suppress signaling by the PKA pathway:

1. Intrinsic GTPase activity of Gαs

2. PDE acts to hydrolyze cAMP to 5′-AMP

3. By BARK