Question

The following two questions go together and the first question is only vocabulary

Regulation of model operons The trp lac operons are regulated in various ways. How do bacteria regulate transcription of these operons Sort the statement into the appropriate bins depending on whether or not each operon would be transcribed under the stated conditions. Operon vocabulary Can you match terms related to operons to their definitions? Drag the terms on the left to the appropriate blanks on the right to complete the sentences.

Answer 1

Part A

1) Operon

2) Genes of an operon

3) Promoter

4) Regulatory gene

5) Operator

6) Repressor

7) Inducer

Part B

Operon is not transcribed ----> trp operon: tryptophan present, lac operon: lactose abscent

Operon is trnascribed but not sped up through positive control----->lac operon: lactose present, glucose present, trp operon: tryptophan abscent

Operon is transcibed quickly tthrough Postive control ----> lac operon: lactose prescent, glucose abscent