Freshwater ecosystem is comprised of four major constituents, namely elements and compounds, plants, consumers, and deco..
Upon fertilization, a zygote forms and develops into an embryo. This tutorial elaborates on the growth and development f..
The arthropods were assumed to be the first taxon of species to possess jointed limbs and exoskeleton, exhibit more adva..
The hominid family diversified from the apes around 6 to 8 million years ago. Since then, the evolutionary path has prov..
In plants, growth occurs in meristems, which are the site of repeated cell division of unspecialized cells. These cells ..
This tutorial investigates perception as two people can interpret the same thing differently. Know more about human perc..