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...
Obtaining air outside an aquatic environment required species to acquire suitable adaptations, and this was the case of ..
This tutorial describes the role of gibberellin family in plants. Find out the effects of gibberellin on plant growth an..
The movement of molecules (specifically, water and solutes) is vital to the understanding of plant processes. This tuto..
This tutorial looks at the adaptations of freshwater plants for them to thrive in still water habitats. Familiarize your..
Topics Modules Quizzes/Worksheets Description Introduction to Genetics Genetics – Definition: Heredity and ..
Planktons are microscopic organisms that live suspended in aquatic habitats. There are two groups: the phytoplanktons an..
