Animals living in aquatic habitats have diversified and evolved through time. They eventually occupy ecological niches a..
If the balance of nature is left untouched, landscapes can change dramatically over time. A previous ecosystem is supers..
Humans are capable of only one mode of reproduction, i.e. sexual reproduction. Haploid sex cells (gametes) are produced ..
Genes are expressed through the process of protein synthesis. This elaborate tutorial provides an in-depth review of the..
The hominid family diversified from the apes around 6 to 8 million years ago. Since then, the evolutionary path has prov..
The cell is defined as the fundamental, functional unit of life. Some organisms are comprised of only one cell whereas o..
