The maintenance of homeostasis in the body is most directly related a. cellular communication b. cycling of energy c. aging of the organism d. recombination of chromosomes

Ascientist is designing an investigation to study the impact of invasive bird populations on local, native bird populations at backyard bird feeders. what population is most likely to be a control group for the investigation? amount of food number of bird feeders invasive bird populations local backyard birdfeeders without food