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...
Mātauranga Māori is the living knowledge system of the indigenous people of New Zealand, including the relationships t..
This tutorial introduces flowing water communities, which bring new and dithering factors into the equation for possible..
This tutorial looks at some of the communities in freshwater lentic habitats. For instance, symbiosis occurs in a commun..
This tutorial describes the role of gibberellin family in plants. Find out the effects of gibberellin on plant growth an..
This tutorial deals with the structure and function of flowers, fruits, and seeds. Also included here are the types of f..
This lesson looks at population attributes, regulation, and growth. It also covers population genetics, particularly gen..
