A chromosome that fails to pair with another during the prophase stage of meiosis, and therefore does not exchange genetic information via crossing over. This situation usually occurs in polyploids with an odd chromosome compliment, such as triploids...
If the balance of nature is left untouched, landscapes can change dramatically over time. A previous ecosystem is supers..
This tutorial elaborates on how the nervous system works, particularly at the tissue level of the brain. There are three..
Osmoregulation is the regulation of water concentrations in the bloodstream, effectively controlling the amount of water..
This tutorial noted some of the physical and chemical factors that provide the framework of a running water community in..
The endoplasmic reticulum and Golgi apparatus are the organelles involved in the translation step of protein synthesis a..
This lesson looks at population attributes, regulation, and growth. It also covers population genetics, particularly gen..
