The periosteum is a section of the bone that contains blood vessels red bone marrow spongy bone osteocytes

If birth rates fall below the replacement level, then a country is in which stage of demographic transition? a. urbanization/industrialization b. mature industrial c. postindustrial d. pre-modern

What causes fermentation a. antibodies b. antigens c. microorganisms d. antibiotics

What region is located between the shoulder blades