List the 4 ways Biomes differ

Explanation:A biome is a classification term used by ecologists. Biomes are large areas that consistent of multiple ecosystems. Abiotic factors such as climate and geography determine what organisms can live in a particular biome.

the oxygenated blood then leaves the lungs through pulmonary veins, which return it to the left heart, completing the pulmonary cycle. this blood then enters the left atrium, which pumps it through the mitral valve into the left ventricle. from the left ventricle, the blood passes through the aortic valve to the aorta.

deoxygenated blood leaves through the right ventricle through the pulmonary artery. from the right atrium, the blood is pumped through the tricuspid valve (or right atrioventricular valve), into the right ventricle.