Which Statement About TRNA Molecules Is FALSE

question 59

Multiple Choice

Which statement about tRNA molecules is FALSE?

• A) A, C, G, and U are the only bases present in the molecule.
• B) Although composed of a single strand of RNA, each molecule contains several short, double-helical regions.
• C) Any given tRNA will accept only one specific amino acid.
• D) The amino acid attachment is always to an A nucleotide at the 3' end of the molecule.
• E) There is at least one tRNA for each of the 20 amino acids.

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Definitions:

Null Hypothesis

The hypothesis that predicts no interaction or association between variables, serving as the benchmark for statistical testing.

Null Hypothesis

The hypothesis that there is no effect or no difference, and any observed deviation from this is due to sampling or experimental error.

Level of Significance

A threshold used in hypothesis testing to determine if a result is statistically significant, often represented by the alpha (α) level.

Population Proportion

The ratio of members in a group to the entire population that share a particular characteristic.