How does human immunodeficiency virus (HIV) cause symptoms of AIDS to
develop in the human body?

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.

Regarding most of the narrator’s story, which word best describes the tone?

How do living things obtain phosphorus