Which of the Following Experimental Procedures Is Most Likely to Hasten

question 33

Multiple Choice

Which of the following experimental procedures is most likely to hasten mRNA degradation in a eukaryotic cell?

• A) enzymatic lengthening of the poly-A tail
• B) removal of the 5' cap
• C) methylation of C nucleotides
• D) methylation of histones
• E) removal of one or more exons

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Definitions:

Semiconductor

Material that can act as conductors or insulators depending on how its structure is arranged; elements that have four electrons in the valence shell.

Silicon

A chemical element with symbol Si, widely used in semiconductors and electronics for its properties of conductivity and resistance.

Doppler-Effect

A phenomenon where the frequency of waves, such as sound or light, changes due to the relative motion of the source and the observer.

Relative Velocity

The velocity of an object or observer in relation to another object, observer, or the medium in which they are moving.