Precipitation and temperature, two primary non biological factors have major impacts on the biome Periodic fires are important in maintaining some grassland and shrub climax communities 

TLS Online TPP Program

#Id: 6680

#Unit 3. Fundamental Processes

U11 base pairs with the 5’ splice sites; U12 base pairs with the branch point sequence near the 3’ splice site; and U4atac and U6atac provide analogous functions during the spliceosome assembly and activation of the spliceosome. 

U5 is same component in all splicing complexes

TLS Online TPP Program

#Id: 9957

#Unit 4. Cell Communication and Cell Signaling

Wnts are paracrine factors that make up a large family of cysteine-rich glycoproteins

TLS Online TPP Program

#Id: 6360

#Unit 2. Cellular Organization

Repressors impede access of RNA polymerase to the promoter and Activators enhance the RNA polymerase–promoter interaction.

TLS Online TPP Program

#Id: 9593

#Unit 11. Evolution and Behavior

TLS Online TPP Program

#Id: 9862

#Unit 6. System Physiology – Plant