Support in plants The plant has various methods and systems for support to maintain its shape and for its protection, These methods may be physiological or structural, The physiological support is temporary support, because...
The heterotrophic organism ( consumer ) obtains its food in the form of ready organism materials which are large and complex molecules , These molecules can not diffuse through the cell membrane of living...
The cell is the building and functional unit of the living organism , Living organisms may be unicellular or multicellular , Although the similarity of all living organisms in their building and functional unit...
Scientists discovered that Genetic information which lead to the appearance of traits in all living organisms are carried on the chromosomes & Chromosomes are found inside the nucleus of each cell in all living...
Animal tissues Animal tissues can be differentiated into basic types , each of them matches with the function it performs , such as Epithelial tissues , Connective tissues , Muscular tissues and nervous tissues...
The human body is composed of many systems integrate together forming the body of the living organism, such as the circulatory, nervous, digestive, respiratory, excretory, and reproductive systems.
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