Wednesday, 30 August 2017

Blood

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BLOOD Blood is the body fluid, which is a type of connective tissue. It is flowing inside our body. Blood has several important roles to play.  It carries oxygen and nutrients to the tissue and...

Thursday, 10 August 2017

Transportation System in Plants.

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  Plants have a unique transportation system for food, minerals, nutrients and water from sources (roots,leaves) of these components to the sink (top of the trees,branches). Mainly in vascular plants two different...