The lungs and the mouth... and the wind pipe!
Hope this helped ♥︎
About 60% of natural conceptions fail to implant properly. One of the reasons may be the failure of the embryo to generate Trypsin, a chemical which induces a receptive environment in the uterus in order for the fetus to be implanted. The excess or lack of chromosomes of the fertilized egg may also be a factor in implantation failure. A weak immune system of the woman may also be an important factor.
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Answer:
Much of the coordination of vertebrate body functions via chemical signals is accomplished by the brain
Explanation:
The central nervous system which makes up the brain and spinal cord coordinates body functions of vertebrates via chemical signals through the nerve cells
The pancreas maintains the body’s blood glucose (sugar) balance. The pancreas is unique in that it’s both an endocrine and exocrine gland. In other words, the pancreas has the dual function of secreting hormones into blood (endocrine) and secreting enzymes through ducts (exocrine).
