The lac operon in e. coli regulates genes that code for enzymes required for breakdown of lactose. the lac operon operon that is activated in the presence .

*will mark brainliest for first correct answer* which of the following is most likely to affect the biodiversity of a park ecosystem? a. less rain than usual for several months b. ongoing pollution from a nearby factory c. park rangers plant a new type of tree d. disease wipes out an entire population

What are the probable phenotypes of their offspring

Liquid water turns into water vapor at which step in the water cycle? a. precipitation o b. water run off c. evaporation d. condensation