if you have your actors go into a real place of business you will need a Location Release The Location Release says that the owners give you permission to shoot on their property. The Filming Permit is a legal document generated by a governmental body (like the City of LA) that gives you permission to shoot a film in that city.
1 Bone marrow: the tissue in the middle of bones that creates red and white blood cells 2  ... Compact bone: the heaviest, hardest type of bone in the body. 3  Lining cell: flat cells that make up and cover the outer layer of bone. 4  Marrow: a soft tissue found inside bones. 5  Osteoblast: cells make new bone.
Most blood cells are made in your bone marrow. They are constantly being made and replaced. How long a cell lasts before being replaced is called its lifespan. Your blood is made up of 4 components: red blood cells, white blood cells, platelets, and plasma. Blood Components Red blood cells (erythrocytes) Red blood cells carry oxygen from your lungs to your tissues. They also bring carbon dioxide back to your lungs. Red blood cells make up about 44% of your blood. The lifespan of a red blood cell is around 120 days. White blood cells (leukocytes) White blood cells fight infection and help you develop immunity to disease. They make up less than 1% of your blood. There are 3 types of white blood cells: granulocytes, monocytes, and lymphocytes. Each type has specific functions. There are 3 subtypes of granulocytes: Neutrophils, which help fight bacterial and fungal infections. Basophils, which are associated with immune responses, although their exact function isnât well known.