Nutritional Mutations Can Be Defined as ________

question 48

Multiple Choice

Nutritional mutations can be defined as ________.

• A) those mutations that do not allow a bacterium or fungus to grow on minimal medium but do allow growth on complete medium
• B) those mutations that change the composition of the medium
• C) those mutations belonging to the group called prototrophs
• D) those mutations caused by site-specific mutagenesis
• E) all strains that are not auxotrophic

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Definitions:

Nucleotide

Organic molecules that serve as the monomers of nucleic acids like DNA and RNA, composed of a nitrogenous base, a five-carbon sugar, and one or more phosphate groups.

mRNA

Messenger RNA, a type of RNA that carries instructions from DNA in the nucleus to the ribosome, where proteins are synthesized.

5′ Cap

A modified form of guanine nucleotide added to the 5′ end of eukaryotic mRNA, important for mRNA stability and initiation of translation.

Degradation

The process by which a compound is broken down or decomposed, often into simpler substances, sometimes leading to a loss of quality or function.