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Why are Organisms Composed of Cells?
All living organisms are composed of structural and functional units called cells. The body of a living organism may be composed of a single cell - as in unicellular organisms or many cells - as in multicellular organisms. The number of cells in the body of multicellular o..
Why are Organisms Composed of Cells?
All living organisms are composed of structural and functional units called cells. The body of a living organism may be composed of a single cell - as in unicellular organisms or many cells - as in multicellular organisms. The number of cells in the body of multicellular organi..
Phloem (bast)
Phloem or bast is also a conducting tissue and is composed of elements of different kin..
The Gut Wall
From the oesphagus to rectum, the gut wall is mainly composed of two region..
Pith
Pith is the innermost region of the root representing the central axis. It is composed of few loosely arranged parenchyma cell..
Cell As A Unit Of Life
All living organisms are composed of structural and functional units called cells. The body of a living organism may be composed of a single cell - as in unicellular organisms or many cells - as in multicellular organisms. The number of cells in the body of multicellular o..
Homopolysaccharides
These are composed of only one type of monosaccharide molecules. Some e.g., of these are: starch, cellulose, glycogen, insulin and chiti..
Carbohydrates - Introduction
Carbohydrates are the organic molecules that are composed of elements carbon, hydrogen and oxygen. These carbohydrates are referred to as saccharides. Carbohydrates are defined as polyhydroxy-aldehydes or polyhydroxy ketones or compounds, which produce them on hydrolysis. They s..
Cell As A Unit Of Life
Why are Organisms Composed of Cells? - All living organisms are composed of structural and functional units called cells. The body of a living organism may be composed of a single cell - as in unicellular organisms or many cells - as in multicellular organisms. The num..
Circulatory System
It is of closed type consisting of blood vessels and capillaries which ramify to all parts of the body. The blood is composed of plasma and corpuscles. Plasma is red in colour since it contains hemoglobin in a dissolved state. Corpuscles are colourle..
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