Animal Breeding and Transgenic Animal – Section 1 Created: September 10, 2020 / Author: GkFeed Team41. Which of these established cell lines originate from a mouse embryo?A. 3T3 B. BHK C. HeLa D. BTK Show Answer Correct Answer: A. 3T3Pages: 1 2 3 4 5 6 7 8 9 Tagged:Animal BreedingBiotechnologyMCQsMedical ScienceTransgenic AnimalPlease Share