What is the role of dna in determining an organisms trait?

Dna is colied into chromosomes in a cell

Why is it important to study each branch of earth science?

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