In one or two sentences, choose an ecosystem and describe a food chain within that ecosystem, giving examples of producers and consumers. It's science, I couldn't find it in "Subject".

Brainlest awardhow does smoking and arterial plaques increase the risk of hypertension? (2 points) select one: a. both increase blood volume. b. both decrease blood volume.c. both expand the diameter of the blood vessels. d. both constrict the diameter of the blood vessels.