A layer of structural materials composed of polysaccharides, glycoproteins, and phenolic compounds found external to …

Author: Tahmina Mojumder This article discusses Recombinant  DNA  and  gene cloning, plasmid  and  phase vectors, …

Reproduction is one of the fundamental features of life on earth. Reproduction means ‘to produce’. …

Reproduction is one of the fundamental features of life on earth. Reproduction means ‘to produce’. …

Strand of fluid-carrying vascular tissue extending from the main stem to the base of a …

Japan, It is a country in Eastern Asia. Almost everyone in Bangladesh, who knows about …

Soil fertility means the ability of a soil to sustain plant growth by providing essential …

Coral reefs are beautiful underwater ecosystems, look like undersea cities, filled with colourful fishes and …

Soil is the most common medium for plant growth. It also serves as a foundation …

Do you know what is Center of Origin? The center of origin is a geographical …