【简答题】Please finish task 2 and task 4 of Unit 2, and upload the photos of your answers . Please yze the organization of the script of task 6 in Unit 1, and we will check the answers in class. The script...
【单选题】The majority of genetically modified animals are used in research to investigate changes in _____________ when specific genes are altered. This can be used to discover the function of an unknown gene,...