Glossary 3.7


The glossary provides definitions and explanations of key terms and concepts essential to understand the topic in the lesson. Be sure to familiarize yourself with each term before attempting the lesson glossary quiz.
Browse the glossary using this index

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C

Corepressor

a signal molecule that binds to a regulatory protein to reduce the expression of an operon's genes


I

Inducer

a signal molecule that triggers the expression of an operon's genes


Insulin

a hormone produced in the pancreas that lowers the blood glucose level by promoting the uptake of glucose by the body cells


L

lac Operon

a cluster of genes that contains the DNA sequences to regulate the metabolism of lactose


O

Operator

the region in the operon that regulatory factors bind to


R

Repressor Protein

a protein that binds to the operator to repress gene transcription