CK-12 Foundation
Ck 12: Gene Expression and Regulatory Proteins
[Free Registration/Login may be required to access all resource tools.] Gene expression is the use of a gene whose product is necessary for that moment. Whenever a particular protein is needed, gene expression provides it. This module...
CK-12 Foundation
Ck 12: Gene Regulation in Prokaryotes
[Free Registration/Login may be required to access all resource tools.] Provides an overview of gene regulation in prokaryotic cells while defining operon, explaining the roles of the operator, the promoter, and the repressor, and...
CK-12 Foundation
Ck 12: Biology: Gene Expression
[Free Registration/Login may be required to access all resource tools.] Describes how gene expression is regulated.
Khan Academy
Khan Academy: Overview: Gene Regulation in Bacteria
Get an overview of operons, regulatory DNA sequences, and regulatory genes. Also, explore repressor and activator proteins.
CK-12 Foundation
Ck 12: Biology: Gene Expression
[Free Registration/Login may be required to access all resource tools.] Describes how gene expression is regulated.
Khan Academy
Khan Academy: Regulation of the Iac Operon
Read a passage about the regulation of the Iac Operon and answer the follow-up questions.