Caspases function as homodimers with one domain of each stabilizing the active site of the other; they mediate apoptosis by proteolytic cleavage of selected substrates

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#Id: 9475

#Unit 4. Cell Communication and Cell Signaling

SHP1 causes removal of the phosphate from tyrosine in the activation loop of JAK2 & inactivates the JAK kinase.

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#Id: 8862

#Unit 2. Cellular Organization

In vertebrates, stabilization of cohesins requires the cohesin-associated factor sororin.

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#Id: 1241

#Unit 7. System Physiology – Animal

Lactotropes -Prolactin (PRL)  promotes mammary gland development and milk production.

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#Id: 4462

#Unit 13. Methods in Biology

Scanned-probe microscopy is of two types:

Scanning tunneling microscopy

Atomic force microscopy

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#Id: 5809

#Unit 7. System Physiology – Animal

The outermost zone, called the zona glomerulosa, secretes mineralocorticoids.