Phosphorylation of Whi5 promotes its export out of the nucleus, allowing the transcription factor complex SBF to induce transcription of the G1/S phase cyclin genes CLN1 and CLN2.

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#Id: 4493

#Unit 13. Methods in Biology

The U wave is an inconstant finding that may be due to ventricular myocytes with long action potentials.

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#Id: 177

#Unit 5. Developmental Biology

In Permissive interaction

The responding tissue has already been specified and needs only an environment that allows the expression of these traits. 

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#Id: 464

#Unit 2. Cellular Organization

Introns are nucleotide sequence which cannot encode functional proteins or polypeptides or introns do not have a sequence-specific function.

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#Id: 1642

#Unit 4. Cell Communication and Cell Signaling

Bare lymphocyte syndrome- Defects in class II MHC transcriptional activator called CIITA.

TLS Online TPP Program

#Id: 602

#Unit 2. Cellular Organization

CII is a very unstable protein in E. coli; it is degraded by a specific protease called FtsH (HflB), encoded by the hfl gene.