複選題33. Viruses? (A) Make their own ATP, proteins, and nucleic acids (B) Have RNA rather than DNA (C) Use the host cell to copy themselves and make viral proteins (D) That infect bacteria called phage (E) Enveloped viruses have a phospholipid membrane outside their capsid, whereas nonenveloped viruses do not have a phospholipid membrane

複選題35. Which of the following scientists were responsible for the following discovery? (A) Erwin Chargaff discovered that in DNA from any species, the amount of adenine equals the amount of thymine, and the amount of guanine equals the amount of cytosine (B) Alfred Hershey and Martha Chase discovered that RNA can be converted to DNA by reverse transcription (C) James Watson and Francis Crick discovered that DNA is a double helix in structure (D) Oswald Avery, Maclyn McCarty, and Colin MacLeod discovered that DNA is genetic material (E) Matthew Meselson and Franklin Stahl discovered that DNA replication is semi- conservative

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