Practice question
Question
When tryptophan level is low in Escherichia coli, the expression of tryptophan biosynthesis genes is turned on through an antiterminator stem-loop formation between
Explanation
In genetics, Mendelian segregation dictates that allele distribution and recombination generate phenotypic variation. Therefore regions 2 and 3 of the leader sequence (trpL) of mRNA. is correct as it follows segregation and linkage principles, supported by mechanistic studies and conserved across related systems.
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