What are some of the important functions of cells

What is the answer for the complicated molecules that make up living things usually contain carbon. why is carbon so important in these molecules?

What should be the strand of complementary dna produced by the strand of dna shown below cgt ata

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