A mixed tideâtwo uneven tides a day, or one high and one lowâis also possible. Tides vary on timescales ranging from hours to years due to a number of factors. To make accurate records, tide gauges at fixed stations measure water level over time.
Top 10 facts about the world. Oligodendrocytes, also known as oligodendroglia, are a type of brain cell in the central nervous system that belongs to the glial cell family. The main purpose of glial cells is maintenance and support of nervous system cells.
â¢ Granulocytes consist of eosinophils, basophils, and neutrophils whereas lymphocytes and monocytes are the two types of agranulocytes. â¢ Unlike granulocytes, agranulocytes lack cytoplasmic granules. â¢ Granulocytes contain nuclei with lobes, while granulocytes do not have lobed nuclei.