This is true. Urea carries the bloodstream to your kidneys which then transport waste along with water to form urine.
The fertilized egg begins a rapid descent to the uterus. The period of rest in the tube appears to be necessary for full development of the fertilized egg and for the uterus to prepare to receive theegg. ... At the end of this transition period, the embryo becomes a mass of very organized cells, called a blastocyst.
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5. pauk snelgrove states that oceans cobtribute significantly to not only sustaining life on earth but they are play a crucial part in nutrient