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Match each term with its definition.
1. a sequence of DNA located upstream of a gene that signals the start of transcription_______.
2. a regulatory protein that blocks transcription by binding to the operator site________.
3. a transcriptional element that blocks the signal between enhancers and promoters_______.
4. a gene that controls the expression of one or more genes by promoting or inhibiting transcription______.
5. a small molecule that activates transcription by inhibiting the action of a repressor protein______.
6. a short sequence of DNA located near the promoter region that is recognized by a repressor protein_____.
a. operator.
b. promoter.
c. regulatory.
d. gene insulator.
e. inducer.
f. irepressor.

Answer :

Answer:

1-b; 2-f; 3-d; 4-c; 5-e; 6-a

Exlanation:

  1. A sequence of DNA located upstream of a gene that signals the start of transcription.     Promoter                      
  2. A regulatory protein that blocks transcription by binding to the operator site.      Repressor
  3. A transcriptional element that blocks the signal between enhancers and promoters.  Gene Insulators
  4. A gene that controls the expression of one or more genes by promoting or inhibiting transcription. Regulatory gene.
  5. A small molecule that activates transcription by inhibiting the action of a repressor protein. Inducers.
  6. A short sequence of DNA located near the promoter region that is recognized by a repressor protein.  Operator.

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