MD Exam 2 Test Questions With Revised Correct Answers Guarantee Pass

MD Exam 2 Test Questions With Revised Correct Answers Guarantee Pass Why do we wash the DNA on the purification column? To remove impurities from the DNA Which of the following is important when collecting a sample for molecular analysis? Choose all that apply. Clean, sterile container Sterile blood collection tube with an appropriate anti- coagulant Sterile swab with the appropriate collection media Precipitated RNA can be eluted from the column and stored in: Nuclease-free water Choose which of the following can be used to isolate material for Nucleic Acid Testing: buccal cells cerebrospinal fluid paraffin-embedded fixed tissue bone marrow A procedure that involves DNA binding to silica on a column that is then eluted is best described as a(n) __________ DNA isolation procedure. solid phase What is the purpose of alcohol when purifying DNA? Helps to precipitate and wash DNA Identify which of the following is true about DNA isolation techniques: The aqueous phase (comprised of alcohols/water and positive ions such as sodium) are responsible for precipitating out the DNA