Question

write short note of an operator​

Answer 1

Answer:

An operator is a genetic sequence which allows proteins responsible for transcription to attach to the DNA sequence. Repressor proteins, which bind to the gene operator, can block transcription factors from binding to the operator

Explanation:

The operator is a negative regulatory site bound by the lac repressor protein. The operator overlaps with the promoter, and when the lac repressor is bound, RNA polymerase cannot bind to the promoter and start transcription.

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Answer 2

Answer:

operator perform some function on either one or more operands. operator that requires one operand are called unary operators