The bullfrog, Rana catesbeiana, is most closely related to

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 kingdom includes some organisms that have no nucleus and can live in an environment with an extremely high salt content

The wind speed in the region between cities a and b was probably the greatest at noon on which day?