ABA (C15) biosynthesis takes place in chloroplasts and cytosol from C40 precursor

ABA closes stomata in response to water stress

ABA promotes root growth and inhibits shoot growth at low water potentials

TLS Online TPP Program

#Id: 6879

#Unit 3. Fundamental Processes

The PRC1 complex contains a ubiquitin ligase that monoubiquitinylates histone H2A at lysine 119 in the H2A C-terminal tail

TLS Online TPP Program

#Id: 7573

#Unit 5. Developmental Biology

Sperm rheotaxis 

migrate against the direction of the flow—using

CatSper calcium channels (like sea urchin sperm) to sense calcium influx and monitor the direction of the

current

TLS Online TPP Program

#Id: 8114

#Unit 1. Molecules and their Interaction Relevant to Biology

Sphingosine itself can be phosphorylated to produce sphingosine-1-phosphate (S1P) inside cells. 

TLS Online TPP Program

#Id: 2835

#Unit 13. Methods in Biology

GST tagged protein are separated by using Glutathione (a tripeptide with a g-peptide linkage, g -Glu-Cys-Gly), displacing the bound GST moiety.

TLS Online TPP Program

#Id: 2736

#Unit 13. Methods in Biology

The run-on reaction is usually done in the presence of labeled nucleotides so the products will be labeled.