An Experimenter Has Altered the 3' End of the TRNA

question 64

Multiple Choice

An experimenter has altered the 3' end of the tRNA corresponding to the amino acid methionine in such a way as to remove the 3' AC. Which of the following hypotheses describes the most likely result?

• A) tRNA will not form a cloverleaf.
• B) The nearby stem end will pair improperly.
• C) The amino acid methionine will not bind.
• D) The anticodon will not bind with the mRNA codon.
• E) The aminoacylsynthetase will not be formed.

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Definitions:

Working Memory

A cognitive system responsible for temporarily holding information available for processing.

Memory Changes

Alterations in the ability to encode, store, and retrieve information over time, which can be influenced by age, health factors, and environmental conditions.

Spatial Intelligence

The capacity to understand and remember the spatial relations among objects.

Mentally Rotating

The cognitive capacity to rotate two-dimensional or three-dimensional objects within one's mind, which is a skill related to spatial visualization and intelligence.