Animals that had their DNA manipulated to possess and express foreign DNA are called transgenic animals. Write briefly any three benefits of such transgenic animals to human beings.

Write the name of phylum. a) Diploblastic, tissue grade of organisation, symmetrical, polymorphic animals. . b) Soft bodied, Unsegmented, Bilaterally symmetrical animals with open type circulation. c) Triploblastic, bilaterally symmetrical, true coelomic animals with metamerism, closed circulation. d) Triploblastic, chitinous exoskeleton and open parasitic on human beings.