Climate and Weather. Letâs be honest, few people come to Alaska for the weather. We are a land full of majestic mountains and waters populated by bears, whales, eagles, and heart-stopping scenery, but our weather, especially in Kodiak, can be challenging. The island, a rain forest, receives approximately 70 inches of rain and 70 inches of snow per year.
The pillar-like epithelial cells cover the finger-like projections (villi) of the intestinal surface. Observe the variation in appearance of the epithelial layer which is caused by different angles of cutting (refer to p. 6 of the lab manual).
Epithelium. Epithelium is a tissue composed of sheets of cells that are joined together in one or more layers. Epithelia cover the body surface, line body cavities and hollow organs, and form glands.Epithelial tissue forms a barrier between the body and the external environment and plays important roles in protection, filtration, absorption, excretion, and sensation.pithelia cover the body surface, line body cavities and hollow organs, and form glands. Epithelial tissue forms a barrier between the body and the external environment and plays important roles in protection, filtration, absorption, excretion, and sensation.