Answer:
Descriptive epidemiology refers to studies that are concerned with characterizing the amount and distribution of health and disease within a population.
TRUE
Explanation:
Descriptive epidemiology entails distribution, pattern, of a disease in a population by describing details of the distribution, pattern, parameters involved.
Cell wall is an envelop covering the cell.Owing to its exceptional strength and its ability to control cell shape,the extracellular matrix of eubacteria,algae,fungi and plants is called the cell wall.cell wall provides rigidity and protection.It help in maintaining the shape and stiffness.
In the atmosphere of the earth these components which you have written are present.
B. The top image is in test 1, and the bottom image is in step 3.
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