DnaA has a weak ATPase intrinsic activity which is enhanced by a factor termed Hda.

In a conceptually elegant feedback loop, Hda is recruited to a replication origin via the b subunit of the DNA polymerase. it acts to switch off DnaA

TLS Online TPP Program

#Id: 1211

#Unit 7. System Physiology – Animal

The last 14 days of the menstrual cycle are dominated by the corpus luteum (luteal phase).

TLS Online TPP Program

#Id: 1212

#Unit 7. System Physiology – Animal

At the midpoint of the cycle, between the follicular and luteal phases, ovulation occurs.

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.