Which of the following cells would not have a well-defined nucleus but would have a thick cell wall and ribosomes?
a: onion cell
b: coli bacteria
c: human brain 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?