The main limiting factor for land is

Plz ! a scientist wants to produce a cow that makes a particular human protein in it’s milk the desired protein causes blood to clot and can be used to treat hemophilia (a blood clotting disorder). which of the following would be best for the scientist to use? a. genetic crosses. b. cloning. c. selective breeding. d. genetic engineering.

Which two criteria must be met before scientist can use radiocarbon dating? explain your answer

Which of the following shows the results that you would get if you tested beef using the four tests in the gizmo