Wich planet have season that last 20 years

Were you able to observe the nucleolus in any of the cells if so which ones

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

Which is a kingdom? protistachordataprokarya mammalia