Escherichia coli is

High amount of Escherichia coli in water is an indicator of:

High amount of Escherichia coli in water indicates

High amount of Escherichia coli in water is an indicator of

High amount of escherichia coli in water is an indicator of

Why is Escherichia coli widely used in cloning experiments ?

Escherichia coli with mutated z gene of lac operon cannot grow in medium containing only lactose as the source of energy because

Escherichia coli with completely radioactive DNA was allowed to replicate in nonradioactive medium for two generations. Percentage of bacteria with radioactive DNA is :

Match the components of lac-operon of Escherichia coli ad find out the correct combination.