Cytokinin maintains meristem by controlling cell division

 Deficient mutants – lonely guy (LOG)/STM

 Gene activates cytokinins

TLS Online TPP Program

#Id: 1900

#Unit 4. Cell Communication and Cell Signaling

T Helper Subset Differentiation

TLS Online TPP Program

#Id: 8613

#Unit 2. Cellular Organization

Threonine -160 phosphorylation is mediated by 

CDK-activating kinase (CAK)

TLS Online TPP Program

#Id: 7101

#Unit 6. System Physiology – Plant

TLS Online TPP Program

#Id: 5092

#Unit 6. System Physiology – Plant

COP1, another negative regulator of photomorphogenesis, is a component of the E3 ubiquitin ligase complex that targets photomorphogenesis-promoting proteins for degradation such as phyA, phyB

TLS Online TPP Program

#Id: 952

#Unit 5. Developmental Biology

In sea urchins, the acrosome reaction is initiated by sulfate-containing polysaccharides in the egg jelly.