Which of these genes is not a part of the lac operon?

a.) operator gene
b.) promoter gene
c.) repressor gene

How was rockefeller able to build his monopoly across the oil industry? he found newer and cheaper ways to refine oil, increasing his profits. he confined his business to ohio so he could buy all the refineries there. he bought up oil refineries, cut costs, and reinvested his profits in other refineries. he began to sell kerosene as well as oil, expanding his market.

What was the job of the second continental congress

After the civil war which president was called a "carpetbagger"?