If a Nucleotide Substitution Switched an a for a U

question 58

Multiple Choice

If a nucleotide substitution switched an A for a U, such that the codon was read as UAA instead of AAA, what would the effect be?

• A)a silent mutation
• B)a missense mutation
• C)a nonsense mutation
• D)no mutation as nucleotides in the first position are interchangeable
• E)it would initiate a tumour

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Definitions:

Conscious Awareness

The mental state of being fully present and aware of one's thoughts, feelings, and surroundings.

Motivation

The driving force behind all actions of an organism, stemming from needs, desires, and goals.

Intrinsic Motivation

The drive to engage in an activity for its own sake, due to personal satisfaction or interest, rather than for some separable consequence.

Extrinsic Motivation

Motivation driven by external rewards, such as money, fame, grades, and praise, rather than by intrinsic enjoyment or interest in the task itself.