lacZ encodes for b-galactosidase, a tetramer of 500 kD. The enzyme breaks lactose is cleaved into glucose and galactose. This enzyme also produces an important byproduct, b-1,6-allolactase.

TLS Online TPP Program

#Id: 1205

#Unit 7. System Physiology – Animal

During female reproductive cycle, Estrogen stimulate rapid proliferation of the stromal cells and the epithelial cells of endometrium, before ovulation.

TLS Online TPP Program

#Id: 1206

#Unit 7. System Physiology – Animal

During female reproductive cycle, Progesterone promote secretory changes in the uterine endometrium, after ovulation

TLS Online TPP Program

#Id: 1207

#Unit 7. System Physiology – Animal

LH is necessary for final follicular growth and ovulation.

TLS Online TPP Program

#Id: 1208

#Unit 7. System Physiology – Animal

Secretion of progesterone during the latter half of the cycle raises the body temperature about 0.5°F

TLS Online TPP Program

#Id: 1209

#Unit 7. System Physiology – Animal

In humans, Only one of the follicles in one ovary starts to grow rapidly and becomes the dominant follicle, while the others regress, forming atretic follicles.

TLS Online TPP Program

#Id: 1210

#Unit 7. System Physiology – Animal

The first 14 days of the menstrual cycle involve follicular development (follicular phase).