Human intelligence provided the means to utilize abstract ideas and implement reasoning. This tutorial takes a further l..
Humans are diploid creatures. This means that for every chromosome in the body, there is another one to match it. Howeve..
DNA is a double helix structure comprised of nucleotides. A nucleotide, in turn, is made up of phosphate molecule, deoxy..
Learn how the way genes control and determine every aspect of the body. This lesson uses lac operon as an example. ..
Multicellular organisms evolved. The first ones were likely in the form of sponges. Multicellularity led to the evolutio..