Which characteristic of living things does a virus lack? A. the ability to evolve
B. the use of a genetic code
C. the need for materials and energy
D. the ability to reproduce once in a host cell

Interactions between organisms and their environment impact the organism’s overall population. the jaguar panthera onca is the largest cat in north america. it is found in areas across the southwest, including arizona, new mexico, and texas. it is a carnivore that has powerful jaws and sharp teeth and preys on fish, turtles, tapirs, and many smaller mammals. which shows the relationship between the jaguar and turtles?