Question

Which of the following best explains how the prokaryotic expression of a metabolic protein can be regulated when the protein is already present at a high concentration? Repressor proteins can be activated and bind to regulatory sequences to block transcription B Transcription factors can bind to regulatory sequences to increase RNA polymerase binding, с Regulatory proteins can be inactivated to increase gene expression. D Histone modification can prevent transcription of the gene.

Answer 1

A. Repressor proteins can be activated and bind to regulatory sequences to block transcription.

Step-by-step explanation: