Precise control of the division and differentiation of stem cell types is necessary for building the embryo as well as maintaining and regenerating tissues in the adult. progenitor differentiation through endocrine, paracrine, or juxtacrine mechanisms.

TLS Online TPP Program

#Id: 963

#Unit 5. Developmental Biology

The point of sperm entry -determines dorsal-ventral axis

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#Id: 8863

#Unit 2. Cellular Organization

Defects of cohesin’s gene expression regulation function are the cause of a group of diseases collectively called cohesinopathies.

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#Id: 909

#Unit 13. Methods in Biology

Tetrazolium compound MTT (3-(4,5-Dimethylthiazol- 2-yl)-2,5-diphenyltetrazolium bromide MTT Assay is calorimetric assay to detect cell division

TLS Online TPP Program

#Id: 4499

#Unit 13. Methods in Biology

Einthoven’s Law

Lead I potential Lead III potential + = Lead II potential

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#Id: 1582

#Unit 4. Cell Communication and Cell Signaling

Antagonists of Wnt:

Secreted frizzled-related protein (Sfrp)

Wnt inhibitory factor (Wif)

Dickkopf (Dkk) family