Chemical and gaseous exchange takes place

What feature of cell theory is best demonstrated in the image

Which equation is used to calculate the magnetic force on a charge moving in a magnetic field

Abiologist counts the number of rabbits in a population each year and observes a decrease in population. since the coyote population has exploded, the biologist concludes that the coyote population has had a negative interaction with the rabbit population. which describes the biologist’s actions? a.) experimentationb.) inferencec.) observationd.) interacting