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This tutorial elaborates on the physical development of humans, particularly from puberty to adulthood. Read this tutori..

Homeostasis by water regulation
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Schematic diagram of DNA replication
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DNA is a double helix structure comprised of nucleotides. A nucleotide, in turn, is made up of phosphate molecule, deoxy..

Photosynthesis and respiration
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Plants are responsible for incredible feats of molecular transformation. Plant processes, such as photosynthesis, photop..

Digestion and Absorption of Food
Digestion and Absorption of Food

The gastrointestinal system breaks down particles of ingested food into molecular forms by enzymes through digestion and..

Adaptation Tutorial
Adaptation Tutorial

Adaptation, in biology and ecology, refers to the process or trait through which organisms or the populations in a habit..