Which of the following correctly pairs the structure at c with its primary component? a. periosteum; dense irregular connective tissue b. endosteum; dense regular connective tissue c. periosteum; cuboidal epithelium d. endosteum; areolar tissue

economic impact of malaria is estimated to cost africa $12 billion every year. this figure factors in costs of health care, absenteeism, days lost in education, decreased productivity due to brain damage from cerebral malaria, and loss of investment and tourism.

oxygen = 21% of the atmosphere

nitrogen = 78%

carbon dioxide = 0.1%

argon =0.934%