3 types of common coronavirus tests (RT-PCR for viral RNA with Taqman detection, lateral flow antibody tests, and lateral flow antigen tests) have been examined. a) The RT-PCR with Taqman detection is used to test for viral RNA in univeristy laboratory for testing saliva samples. Why do you think a univerisity chose  chose this test to screen students/faculty/staff for Covid-19 on a regular basis? Explain your answer by discussing advantages/disadvantages of the test.   b)An antigen test was used to screen students in when they arrived on campus. Why do you think a univeristy chose this test for this purpose? What are advantages and disadvantages of this test? c)Do you think the RT-PCR test with Taqman detection for viral RNA is best test for regular screening? Justify your answer.

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