One of the most extensively characterized of these factors is PIF3, a basic helix-loophelix (bHLH) transcription factor that interacts with both phyA and phyB.

TLS Online TPP Program

#Id: 8948

#Unit 2. Cellular Organization

When spindle microtubule elongation at the end of anaphase has correctly positioned segregating daughter chromosomes in the bud, Tem1 is converted into its active GTP-bound state, activating the protein kinase signaling cascade.

TLS Online TPP Program

#Id: 9196

#Unit 11. Evolution and Behavior

TLS Online TPP Program

#Id: 8390

#Unit 2. Cellular Organization

In vertebrate smooth muscle, phosphorylation of the myosin regulatory light chain activates contraction in Ca2+ dependent manner.

TLS Online TPP Program

#Id: 873

#Unit 13. Methods in Biology

Variants of PCR has been devised for mutational analysis AS-PCR, Site-directed-mutagenesis (Oligonucleotide-directed Mutagenesis), overlap extension PCR, Megaprimer PCR.

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#Id: 1024

#Unit 5. Developmental Biology

Intermediate levels of BMP effect the formation of the neural crest cells.