What organisms makes its own food using light energy from the sun

Study the picture of the ocean. which is the best example of an organism’s niche shown in the picture? a. the environment contains several of the same species of coral. b. the shallow area of the ocean meets the needs of the coral and the fish. c. the ocean has fish and coral that live in the same area. d. the coral take in food from the water and provide shelter for the fish.

Hemoglobin is a proton that carries oxygen around your body what is hemoglobin made from

Pulmonary arteries carry highly oxygenated blood. true or false?