Researchers Found E

question 24

Multiple Choice

Researchers found E. coli that had mutation rates 100 times higher than normal. What is a possible explanation for these results?

• A) The proofreading mechanism of DNA polymerase was not working properly.
• B) There were one or more mismatches in the RNA primer.
• C) The DNA polymerase was unable to add bases to the 3' end of the growing nucleic acid chain.
• D) The single- stranded binding proteins were malfunctioning.

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Definitions:

Dance

A form of artistic expression and social interaction involving a sequence of movements that follow a certain sequence and rhythm, often accompanied by music.

Third International

Also known as the Communist International or Comintern, it was an international communist organization aimed at fighting by all available means, including armed force, for the overthrow of the international bourgeoisie.

Monument

A structure, statue, or other edifice created to commemorate a person, event, or concept, often of historical, cultural, or social significance.

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A structure where governmental functions and administrative work are conducted, often recognizable by its official and sometimes monumental design.