What is nucleic acids monomer and structure

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.

What is the correct trna sequence that would match the following mrna sequence.gcgaua

Stem cells found adult tissue such as in bone marrow brain muscle skin and liver are only capable of what