Food chains represent the movement of energy through the environment
the movement of energy from a consumer to producer
the loss of energy in the ecosystem
the importance of DNA

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

Adistinctive characteristic of mammals that is not observed in other vertebrates is

Which of the following is the sl unit used to measure temperature a. kilogram b. liter c. meter d. kelvin