Allelopathy- Asymmetric competition can be observed between plants, where one species produces and secretes chemicals from its roots that inhibit the growth of another species.

TLS Online TPP Program

#Id: 1678

#Unit 4. Cell Communication and Cell Signaling

Multiple gene segments exist at heavy (V, D, and J) and light-chain (V and J) loci.

TLS Online TPP Program

#Id: 1679

#Unit 4. Cell Communication and Cell Signaling

Junctional diversity- P and N nucleotides  addition

TLS Online TPP Program

#Id: 1680

#Unit 4. Cell Communication and Cell Signaling

P nucleotide addition results when the DNA hairpin at the coding joint is cleaved asymmetrically.

TLS Online TPP Program

#Id: 1681

#Unit 4. Cell Communication and Cell Signaling

Non - templated N nucleotide addition in heavy chains results from TdT activity.

TLS Online TPP Program

#Id: 1682

#Unit 4. Cell Communication and Cell Signaling

Exonuclease trimming sometimes occurs at the VDJ and VJ junctions, causing loss of nucleotides.

TLS Online TPP Program

#Id: 1683

#Unit 4. Cell Communication and Cell Signaling

Combinatorial diversity: The same heavy chain can combine with different light chain