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TLS Online TPP Program

#Id: 373

Conversely, if Lk >Lk0  and DLk >0 means positive, then the DNA is “positively supercoiled.”

#Unit 2. Cellular Organization #DNA Supercoiling #Part B Pointers
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TLS Online TPP Program

#Id: 1213

#Unit 7. System Physiology – Animal

Inhibin is produced by ovarian granulosa cells, Inhibits FSH secretion from the anterior pituitary.
TLS Online TPP Program

#Id: 1214

#Unit 7. System Physiology – Animal

Activin is also produced by ovarian granulosa cells and stimulates FSH secretion.
TLS Online TPP Program

#Id: 1215

#Unit 7. System Physiology – Animal

The role of parathyroid hormone is to regulate the concentration of Ca2+ in ECF.
TLS Online TPP Program

#Id: 1216

#Unit 7. System Physiology – Animal

The chief cells of the parathyroid glands synthesize and secrete PTH.
TLS Online TPP Program

#Id: 1217

#Unit 7. System Physiology – Animal

The parathyroid cell membrane contains Ca2+ sensing receptors that are linked, via a G protein (Gq).
TLS Online TPP Program

#Id: 1218

#Unit 7. System Physiology – Animal

When extracellular Ca2+ concentration is increased  Ca2+ binds to the receptor  activates phospholipase C inhibits PTH secretion.