By counting the number of sites to which ORC binds, we can estimate that there are about 400 origins of replication in the yeast genome. This means that the average length of a replicon is -35,000 bp.

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#Id: 6526

#Unit 7. System Physiology – Animal

Catecholamines increase the secretion of insulin and glucagon via β-adrenergic mechanisms and inhibit the secretion of these hormones via α-adrenergic mechanisms

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#Id: 6527

#Unit 7. System Physiology – Animal

The pancreas is composed of two major types of tissues, as: 

the acini

the islets of Langerhans

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#Id: 6528

#Unit 7. System Physiology – Animal

Insulin, 

synthesized and secreted 

by the β cells

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#Id: 6529

#Unit 7. System Physiology – Animal

Insulin has an AB heterodimer structure with 

One intrachain (A6-A11) 

Two interchain disulfide bridges (A7-B7 and A20-B19)

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#Id: 6530

#Unit 7. System Physiology – Animal

TLS Online TPP Program

#Id: 6531

#Unit 7. System Physiology – Animal

Insulin secretion by the pancreatic beta cells in response to increased blood glucose concentration