Human embryos provide the most startling evidence. Under the microscope, tiny slits around the neck were clearly visible: exactly the same structures were found in fish. But in fish they turned into

What is the approximate time of death of the body temperature is 29.4 degrees celsius

What are some natural processes that represent physical and chemical changes?

Blood stem cells may develop into any kind of human blood cells. what kind of stem cells are blood stem cells? a. multipotent stem cells o b. totipotent stem cells o c. pluripotent stem cells o d. unipotent stem cells