When DNA is exposed to things like radiation and e-rays it will have no effect on the nucleic acids?

How energy flows through each level in this energy pyramid. is all the matter and energy from one level transferred to the next level?

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 of the following is an abiotic factor in an ecosystem? a. bacteriab. airc. niched. grass(abiotic=non-living) me !