The outer layer of the epidermis, called the stratum corneum, is composed of alternating bands. When hands are soaked in water, the keratin absorbs it and swells.
Answer:
The chemical composition of the soil, the topography, and the presence of living organisms determines the quality of soil. In general, soil contains 40-45% inorganic matter, 5% organic matter, 25% water, and 25% air.
Explanation:
(C. The dinosaurs became extinct after the Cretaceous time period, after living on Earth for about 165 Million Years
