1 Bid bonds get your foot in the door by allowing you to bid on bonded jobs! 2  They guarantee your bid is accurate (so make sure it is!) and that the bonding company will provide a performance & payment bond if you are awarded the contract. Bid bonds get your foot in the door by allowing you to bid on bonded jobs! 2  They guarantee your bid is accurate (so make sure it is!) and that the bonding company will provide a performance & payment bond if you are awarded the contract.
The uterine cycle describes a series of changes that occur to the lining of the uterus, or, endometrium, during a typical menstrual cycle. Learning Objective. Key Points. The uterine cycle includes the increase in the endometrium in preparation for implantation, and the shedding of the lining following lack of implantation, termed menstruation.
NIH. This graphic shows the differing thicknesses in the uterine lining throughout one normal menstrual cycle. The answer is prostaglandins. These are the chemical signals girls' and women's bodies make and send to the uterus to tell it to contract, thus expelling the uterine lining at the end of the menstrual cycle.