Work in pairs and answer the questions.What is _?1 DNA2 a clone3 a stem cell 4 the genetic make-up of a person or a plant5 bacteria6 an enzymeAnswers of Activity 5: a c d d a Work in pairs and discuss your answers to the questions.1 Do you think the advantages of cloning are greater than the disadvantages?2 Whats the most interesting use of cloning described in the passage?3 If there were no disadvantages in cloning, which exceptional person would you like to clone?Can you say why?同学们来学校和回家的路上要注意安全同学们来学校和回家的路上要注意安全同学们来学校和回家的路上要注意安全同学们来学校和回家的路上要注意安全