"Met" Refers to a Gene That Governs a Cell's Ability

question 39

Multiple Choice

"Met" refers to a gene that governs a cell's ability to synthesize methionine from inorganic precursors. What does the designation "met^-" indicate?

• A) that the allele is normal (i.e., wild type)
• B) that the bacterium is biologically active
• C) that the bacterium is biologically inactive
• D) that the allele is the mutant allele

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