âº a large bag used to carry things on your back, used especially by people who go camping or walking: It's a frame backpack with a belt and padded shoulder straps. Thesaurus: synonyms and related words. Containers for carrying personal possessions. attachÃ© case. baggage.
Protists and other single celled organisms move by either the use of Cilia, fagellae or by pseudopodia.Cilia are short hair-like structures which help the organism move with a wave like motion there are usually many over the animal's surface. Flagellae are single whip like organelles which propel the organism.rotists and other single celled organisms move by either the use of Cilia, fagellae or by pseudopodia.
In Journey into the Cell, we looked at the structure of the two major types of cells: prokaryotic and eukaryotic cells. Now we turn our attention to the movers of a eukaryotic cell, cilia and flagella. Cilia and flagella are protrusions from some cells that aid in cellular locomotion. They are formed from specialized groupings of microtubules called basal bodies. If the protrusions are short and numerous they are termed cilia.