Suppose a scientific team is trying to re-create the energy producing reactions that occur in the sun. what would they need for the experiments?

a. hydrogen atoms
b. hydrogen atoms, helium atoms, heat, pressure, and energy
c. helium atoms and energy
d. helium atoms and hydrogen atoms

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.