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TLS Online TPP Program

#Id: 6681

Each snRNP contains a single snRNA (100-300 nt) and several (20) proteins. The U4 and U6 snRNPs are usually found together as a di-snRNP (U4/U6) particle.

#Unit 3. Fundamental Processes #Capping, Polyadenylation, Splicing and Alternative splicing #Part B Pointers
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TLS Online TPP Program

#Id: 5798

#Unit 7. System Physiology – Animal

The thyroid hormone receptor usually forms a heterodimer with retinoid X receptor (RXR) at specific thyroid hormone response elements on the DNA
TLS Online TPP Program

#Id: 5799

#Unit 7. System Physiology – Animal
TLS Online TPP Program

#Id: 5800

#Unit 7. System Physiology – Animal

Thyrotropin-releasing hormone (TRH) Tripeptide (amide—pyroglutamyl-histidylproline-amide) Stimulates secretion of TSH by thyrotropes
TLS Online TPP Program

#Id: 5801

#Unit 7. System Physiology – Animal

TRH receptors in the pituitary cell membrane activates the phospholipase second messenger system, leads to TSH release.
TLS Online TPP Program

#Id: 5802

#Unit 7. System Physiology – Animal

TSH(thyrotropin)

Increased proteolysis of the thyroglobulin Increased activity of the iodide pump Increased iodination of tyrosine
Increased size and increased secretory activity of the thyroid cells
Increased number of thyroid cells
TLS Online TPP Program

#Id: 5803

#Unit 7. System Physiology – Animal

Hyperthyroidism Thyrotoxicosis

Graves’ Disease Toxic Goiter