Which of the Following Occurs During Initiation of Translation

question 6

Multiple Choice

Which of the following occurs during initiation of translation?

• A) The ribosome moves down one codon so that the A site is available to receive an incoming tRNA.
• B) The mRNA binds to the smaller of the two ribosomal subunits.
• C) The polypeptide lengthens one amino acid at a time.
• D) The ribosome dissociates into its two subunits and falls off the mRNA.
• E) One of the three stop codons is reached.

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Definitions:

Generalization Gradient

A graph that shows the strength of responding in the presence of stimuli that vary in similarity to the conditioned stimulus; typically, responses diminish as stimuli become less similar.

Hull-Spence Model

A theory of learning that integrates drive reduction and incentive motivation, proposing that a combination of stimuli and past reinforcements can predict behavior.

Generalization Gradients

In learning theory, the range and degree to which a learned response is produced to stimuli that vary from the original conditioned stimulus.

Discrimination Training

The process in behavioral psychology of training an organism to respond differently to distinct stimuli, enhancing its ability to distinguish between them.