The relationship between grana, thylakoids, and chloroplasts.

Thylakoids are often stacked on top of each other - they look like a stack of flapjacks. Grana, or singular 'granum,' are stacks of thylakoids within chloroplasts. The thylakoids contain numerous integral and peripheral membrane proteins as well as chemicals important to photosynthesis.

Explanation:

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.