Achromotrichia
(Science: clinical sign) absence or loss of pigment in the hair.
Dictionary > Achromotrichia
You will also like...
Freshwater Communities & Lentic Waters
Lentic or still water communities can vary greatly in appearance -- from a small temporary puddle to a large lake. The s..
Adaptation Tutorial
Adaptation, in biology and ecology, refers to the process or trait through which organisms or the populations in a habit..
Sugar Homeostasis
The blood sugar level is regulated by two hormones. The mechanism behind this type of negative feedback control is descr..
Cell Structure
A typical eukaryotic cell is comprised of cytoplasm with different organelles, such as nucleus, endoplasmic reticulum, G..
Human Reproduction and Fertilization
For human species to obviate extinction, reproductive mature adults should be producing viable offspring in order to con..
Chromosomes X and Y and Sex Determination
This tutorial looks at sex determination via the sex chromosomes, X and Y. Read it to get more info on X and Y chromosom..