Outline drawing of an animal cell showing the nucleus, cell membrane and some other organelles.
The most important part of the cell is the nucleus, for this is where all the instructions for the cell’s activities are kept. These instructions are in the chromosomes. This nuclear material is ...
All living organisms on Earth are made up of living cells. All cells fall into one of the two major categories: Prokaryotes – single-celled organisms such as bacteria Eukaryotes – complex cells ...
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