How do the properties of air influence weather?
This is for science

Which would be the most useful source of evidence to support mcneill's contention?

Do plant cells perform cellular respiration?

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