Most animals have coordinated movement because their muscular and skeletal systems are controlled by
a.) the sex chromosomes
b.) the digestive tract
c.) the nervous system
d.) the reproductive system

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