Buy Book. The history of Thailand can be broken into three very general periods - pre-Khmer, Khmer, and post-Khmer. The period called Pre-Khmer, is also called the Dvaravati period. It lasted from about the 6th century until about the 11th or 12th century, when it was overwhelmed by the Khmer civilization of Angkor.
An organelle is a unique part of a cell that has a specific function. The term is a combination of the word organum, which means instrument or engine, and the suffix -elle, which means... Star Gazing
An organelle is a unique part of a cell that has a specific function. The term is a combination of the word organum, which means instrument or engine, and the suffix -elle, which means... An organelle is a unique part of a cell that has a specific function. The term is a combination of the word organum, which means instrument or engine, and the suffix -elle, which means small. Both prokaryotic and eukaryotic cells are surrounded by a membrane of plasma that contains cytoplasm, which contains organelles and fluid. The organelles themselves are one of the most important cell components and aid in the overall function of the particular type of cells. Examples of organelles include the nucleus, mitochondria, and chloroplasts, which each have a specific function within the cell. Not all cells contain every type of organelle since some are very specialized.