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what is a genome?
all DNA present in a cell or virus
what is a genotype?
specific set of genes an organism possesses
what is a phenotype?
collection of observable characteristics
what is the the DNA sequence 3' to 5' that begins protein coding?
what does AUG code for?
what are the 2 types of responses that environmental cues have on regulating bacterial behavior?
posttranlational control - regulate activity of enzymes and otter proteins
regulate gene expression - change the rate of synthesis of enzymes and other proteins
what are housekeeping genes?
encode enzymes of the central metabolic pathways
expressed continuously (constitutive genes)
what are regulated genes?
encode for proteins that are needed periodically
what is an inducer?
an effector molecule that helps to drive the expression of an inducible gene
what is an inducible gene?
genes that encode enzymes only in response to an inducer
what type of enzyme are usually encoded by inducible genes?