Do you think scientists should spend time looking for earth-like planets before we have the technology to visit them? why or why not?

Which of the following best describes the purpose of technology?

How does friction with the atmosphere affect the speed of an artificial satellite

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.