piles (Science: medicine) The small, troublesome tumours or swellings about the anus and lower part of the rectum which are technically called haemorrhoids. Origin: The singular pile is sometimes used. Blind piles, haemorrhoids which do not bleed. Origin: L. Pila a ball. Cf. Pill a medicine...
Hormones are chemical messengers produced by specialized glands and they were produced by switching on the genes designe..
Physiology is the study of how living organisms function. Thus, human physiology deals specifically with the physiologic..
Topics Modules Quizzes/Worksheets Description Introduction to Genetics Genetics – Definition: Heredity and ..
In this tutorial, find out more about certain types of inheritance that does not follow the Mendelian inheritance patter..
If New Zealand has lots of unique animals, it's also got a whole lot of unique plants. Find out more about some of them,..
This tutorial digs into the past to investigate the origins of life. The section is split into geological periods in the..
