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

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#Id: 1367

#Unit 4. Cell Communication and Cell Signaling

All STAT proteins contain: 

An N-terminal DNA-binding domain

An SH2 domain

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#Id: 2338

#Unit 3. Fundamental Processes

In E. coli, rRNA synthesis from the seven rRNA operons responds to cellular growth rate and to changes in the availability of crucial nutrients, particularly amino acids. The regulation coordinated with amino acid concentrations is known as the stringent response.

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#Id: 698

#Unit 3. Fundamental Processes

Frameshifts occurs when Processivity fails

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#Id: 9214

#Unit 11. Evolution and Behavior

Effective population size(Ne)

Effective number of breeding adults in a population.

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#Id: 6998

#Unit 5. Developmental Biology

Numerous adult organs possess adult stem cells, which in most cases are multipotent.