Demo Problem You are
planning a mapping experiment to map several genes in E.
coli. You choose the following strains of E.
coli:
lac+, gal+, trp+, his+,
strS
X lac-, gal-, trp-,
his- strR
Trp refers to the amino acid
tryptophan and his refers to the amino acid histidine;
str refers to the antibiotic streptomycin with S
indicating sensitivity and R indicating resistance. Lac
and gal refer to the sugars lactose and galactose (glucose
is the default carbon source). To...