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...
This tutorial elaborates on the physical development of humans, particularly from puberty to adulthood. Read this tutori..
Plants need to regulate water in order to stay upright and structurally stable. Find out the different evolutionary adap..
Bryophytes (nonvascular plants) are a plant group characterized by lacking vascular tissues. They include the mosses, th..
Genes are the blueprint of our bodies, a blueprint that creates a variety of proteins essential to any organism's surviv..
This tutorial describes the different types and causes of brain damage. Find out how genetics, physical injury, lack of ..
One of Mendel’s law of inheritance is the “law of dominance”. Read this tutorial to know more about this form of i..
