BIOLOGY PRACTICE TEST
DNA was the transforming factor
What did Avery conclude caused transformation?
bacteria
What do bacteriophages infect?
B
Which part of the bacteriophage in Figure 12-1 contains genetic material?
sex cells
In which cells is the accurate transmission of information most important?
thymine molecules in DNA is about equal to adenine molecules
Because of base pairing in DNA, the percentage of what two nitrogenous bases equal?
bases are both long
What structural problem prevents adenine from pairing with guanine?
Both virus's protein coat and its DNA were injected into the bacteria
What would Hershey and Chase have concluded if both radioactive 32P and 35S were found in
the bacteria in their experiment?
DNA
Avery's experiment worked because bacteriophages and bacteria share which component?
Rosalind Franklin
Which scientist made x-ray diffraction photos of DNA?
each with 1 new strand and one original strand
DNA replication results in two DNA molecules,
chromosomes
Which of the following include all the others?
DNA polymerase
In Figure 12-2, what is adding base pairs to the strand?
DNA was the transforming factor
What did Avery conclude caused transformation?
bacteria
What do bacteriophages infect?
B
Which part of the bacteriophage in Figure 12-1 contains genetic material?
sex cells
In which cells is the accurate transmission of information most important?
thymine molecules in DNA is about equal to adenine molecules
Because of base pairing in DNA, the percentage of what two nitrogenous bases equal?
bases are both long
What structural problem prevents adenine from pairing with guanine?
Both virus's protein coat and its DNA were injected into the bacteria
What would Hershey and Chase have concluded if both radioactive 32P and 35S were found in
the bacteria in their experiment?
DNA
Avery's experiment worked because bacteriophages and bacteria share which component?
Rosalind Franklin
Which scientist made x-ray diffraction photos of DNA?
each with 1 new strand and one original strand
DNA replication results in two DNA molecules,
chromosomes
Which of the following include all the others?
DNA polymerase
In Figure 12-2, what is adding base pairs to the strand?
