#Question id: 3750
#Section 3: Genetics, Cellular and Molecular Biology
Which of the following facts did Hershey and Chase make use of in trying to determine whether DNA or protein is the genetic material?
#Question id: 3752
#Section 3: Genetics, Cellular and Molecular Biology
Which of the following investigators was (were) responsible for the discovery 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?
#Question id: 3753
#Section 3: Genetics, Cellular and Molecular Biology
Cytosine makes up 42% of the nucleotides in a sample of DNA from an organism. Approximately what percentage of the nucleotides in this sample will be thymine?
#Question id: 3754
#Section 3: Genetics, Cellular and Molecular Biology
Thymine makes up 28% of the nucleotides in a sample of DNA from an organism. Approximately what percentage of the nucleotides in this sample will be guanine?
#Question id: 3755
#Section 3: Genetics, Cellular and Molecular Biology
In E. coli, there is a mutation in a gene called dnaB that alters the helicase that normally acts at the origin of replication. Which of the following events would you expect to occur as a result of this mutation?
#Question id: 3756
#Section 3: Genetics, Cellular and Molecular Biology
In E. coli, which enzyme catalyzes the elongation of a new DNA strand in the 5' → 3' direction?