Inactive X chromosome also becomes associated with PRC2 complexes, which catalyze the trimethylation of histone H3 lysine 27. This methylation results in association of the PRC1 complex and transcriptional repression

TLS Online TPP Program

#Id: 9247

#Unit 6. System Physiology – Plant

activation of PPDK through the phosphorolytic cleavage (dephosphorylation) of the phosphorylated Thr (Pi‐dependent/PPi‐forming).

TLS Online TPP Program

#Id: 2865

#Unit 13. Methods in Biology

The most useful range for proteins is above 230 nm, where there are absorptions from aromatic side chains.

TLS Online TPP Program

#Id: 2636

#Unit 13. Methods in Biology

S1 mapping the 5’-end of a transcript

TLS Online TPP Program

#Id: 7050

#Unit 11. Evolution and Behavior

Bergmann’s rule: populations in colder climates tend to have greater body mass than those in warmer climates. This pattern is so common that it has a name 

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#Id: 8596

#Unit 2. Cellular Organization

Septins 

GTP-binding proteins 

serve as an additional filament system in all eukaryotes except terrestrial plants.