Adenylate cyclase A (ACA), is responsible for the synthesis of cAMP.

TLS Online TPP Program

#Id: 5209

#Unit 7. System Physiology – Animal

All endothelial cells except those in the cerebral microcirculation produce thrombomodulin,  a thrombin-binding protein, on their surfaces.

TLS Online TPP Program

#Id: 8762

#Unit 1. Molecules and their Interaction Relevant to Biology

Thermostable proteins have such a high incidence of salt bridges.

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#Id: 1508

#Unit 2. Cellular Organization

The GTP that is bound to α-tubulin is physically trapped at the dimer interface and is never hydrolyzed.

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#Id: 5459

#Unit 7. System Physiology – Animal

Depolarization in myelinated axons travels from one node of Ranvier to the next, this “jumping” of depolarization from node to node is called

saltatory conduction

TLS Online TPP Program

#Id: 5736

#Unit 10. Ecological Principles

Proposed attributes of successfully invading species

a. Shedding of natural enemies during colonization 

b. Absence of natural enemies in recipient community 

c. Better competitor than native species 

d. Presence of mutualists in recipient community 

e. High dispersal ability 

f. Association with humans 

g. High reproductive rate (r-selected species) 

h. High growth rate (r-selected species) 

i. Ability to thrive in disturbed areas 

j. Asexual reproduction (plants) 

k. Unique ways of life; occupy vacant niches