An Isolate of a Mutant Bacterium Appears to Grow More

question 45

Multiple Choice

An isolate of a mutant bacterium appears to grow more slowly than the wild-type population from which it was isolated.Further studies showed that the slower growth was due to a markedly reduced DNA polymerase I activity.From this information,one would expect that this organism would also be deficient in the activity of DNA

• A)excision repair.
• B)recombination.
• C)transcription.
• D)translation.
• E)unwinding.

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Definitions:

Acuity

Sharpness or keenness of thought, vision, or hearing; the ability to perceive details with clarity.

Motion Parallax

A depth cue in which objects closer to the observer move faster across the visual field than objects further away, creating a perception of depth.

Light And Shadow

The use of lighting and shadows to create visual depth and dimension or to convey mood and atmosphere.

Linear Perspective

A depth cue that refers to the way parallel lines appear to converge as they recede into the distance.