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TLS Online TPP Program

#Id: 3181

The apparatus that is used in plant cell mitochondria is similar to that used in bacteria and uses a homolog of the bacterial protein FtsZ. 


#Unit 3. Fundamental Processes #Extrachromosomal replicons #Part B Pointers
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TLS Online TPP Program

#Id: 7218

#Unit 5. Developmental Biology

Development of T cells from hematopoietic stem cells on bone marrow stromal cells expressing the Notch ligand
TLS Online TPP Program

#Id: 7219

#Unit 5. Developmental Biology

T-Cell Development
Commitment of hematopoietic precursors to the T cell lineage
The initiation of antigen receptor gene rearrangements
The selection and expansion of cells that have successfully rearranged one of their T-cell receptor genes (-selection). 
TLS Online TPP Program

#Id: 7220

#Unit 5. Developmental Biology
TLS Online TPP Program

#Id: 7221

#Unit 5. Developmental Biology

Time course of appearance of  thymocytes and  thymocytes during mouse fetal development.
TLS Online TPP Program

#Id: 7222

#Unit 5. Developmental Biology

Allelic exclusion Most T cells fully rearrange and express a TCR chain from only one of their two TCR alleles.
TLS Online TPP Program

#Id: 7223

#Unit 5. Developmental Biology

Thymic selection The most distinctive property of the mature T cells is that they recognize only foreign antigen combined with self-MHC molecules.