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Gene Expression

Regulation

QuestionAnswer
When does the Regultion of Gene Expression take place? occurs mostly at the Transcription stage
What is "Regulation of Gene Expression"? controls Protein Synthesis for energy efficiency and to enable cell SPECIALIZATION
What is the 1st step of Gene Induction? activated Transcription Factor attaches to Promoter Region in DNA
What is the 2nd step of Gene Induction? attachment of RNA Polymerase II
What is the 3rd step of Gene Induction? Increasing PRODUCTION of a SPECIFIC ENZYME or Protein
What is Gene Repression? ABSENCE/Inhibition of Transcription Factors
What is the fucntion of Gene Repression? prevents attachment to Promoters, BLOCKING Transcription
Why does Gene Expression need to be regulated? all cells would be the same if not
How many Genes are contained in cell DNA? 30,000 Genes
Why don't cells represent every Gene that they carry? most Genes are not turned on
Created by: Kristel