The cell is defined as the fundamental, functional unit of life. Some organisms are comprised of only one cell whereas o..
A sensory system is a part of the nervous system consisting of sensory receptors that receive stimuli from the internal ..
DNA is a double helix structure comprised of nucleotides. A nucleotide, in turn, is made up of phosphate molecule, deoxy..
Plants produce hormones to regulate their growth. Auxins, for instance, influence plant growth. Know the role of auxin i..
This tutorial investigates the genetic diversity in more detail. It also delineates how certain alleles are favored over..
This tutorial describes the different types and causes of brain damage. Find out how genetics, physical injury, lack of ..
