Help me out! (dont send links with answers)

Write a paragraph at least 5 sentences “why all vaccinations should be mandatory”

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.

The cretaceous period spanned the time interval between and 65 million years ago. 250 million 144 million 75 million 200 million