animals and plants can detect and respond to changes in the surrounding environment. State what this property of life is called

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 two criteria must be met before scientist can use radiocarbon dating? explain your answer

Which of these is one of the nitrogenous bases in dna? a. proline b. leucine c. glycine d. thymine