Abstract
Yeast growing for a considerable time in glucose 'remember' a previous exposure to galactose, the inducer of its galactose-utilization (GAL) genes. This memory is conveyed by a cytoplasmically transmitted galactokinase working as a signal transducer.
MeSH terms
-
Epigenesis, Genetic*
-
Galactose / metabolism
-
Gene Expression Regulation / physiology
-
Glucose / metabolism
-
Saccharomyces cerevisiae / genetics*
-
Saccharomyces cerevisiae / metabolism
-
Signal Transduction
-
Transcription, Genetic / physiology*