Among other structures, animal cells contain a cell membrane enclosing the cytoplasm a nucleus, ____ and ____ ____ cells contain these same structures but also have a cell wall surrounding the cell membrane, as well as ____ and a central ____ A  ____ is a single-celled organism made up of a cell wall, cell membrane, cytoplasm, ribosomes, circular  ____ , and plasmids. Cell division is the process in which a ____ cell divides into two or more new  ____ cells. A  root ____ is an example of a ____ cell in plants. It has a finger-like extension to create a larger surface area for the absorption of water and mineral ions from the soil. A ____  is an example of a specialised cell in animals. The axon is elongated to pass  ____  over long distances and the dendrites are spread out to connect with multiple neurones. The sequence of levels of organisation are cell, tissue, ____, organ system and ____ Almost all cells contain mitochondria, except for ____ , like bacteria.

Levels of organization

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