Which of the following does NOT accurately apply to the Ames test?
a. The test uses bacteria as mutagen carcinogen indicators.
b. The Ames test is based on the observation that reversions CANNOT occur in mutant bacteria.
c. The Ames test measures the reversion of histidine auxotrophs of Salmonella.
d. The test can be used to qualitatively test potential mutagens.
Answer: b. The Ames test is based on the observation that reversions CANNOT occur in mutant bacteria.
You might also like to view...
Which of the following is not a characteristic of DNA?
A) complementarity B) composed of nucleotides C) contains ribose D) antiparallel strands E) double-stranded
Different types of proteins are found on the surface or embedded in the plasma membrane of a
cell. Which of the following is a function of these proteins?
a. to transport substances b. to receive signals from the nervous system c. to allow for recognition among cells d. all of these
When NAD+ combines with hydrogen and an electron, the NAD+ becomes:
a. reduced b. oxidized c. phosphorylated d. denatured e. inactivated
Receptors for peptide hormones lie
A. in the cytoplasm. B. in the nucleus of the cell. C. within the cell membrane. D. in association with ribosomes in the cytoplasm.