6. Design a course of action for the development of a building project in your community, such as a shopping mall, housing development, city park,
or highway, that provides for the maintenance of biodiversity in the plan.

blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. as the ventricle contracts, blood leaves the heart through the pulmonic valve, into the pulmonary artery and to the lungs where it is oxygenated.