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...
Learn about the general structure of a eukaryotic gene, the transcription factors, and post-transcriptional regulation....
It only takes one biological cell to create an organism. A single cell is able to keep itself functional through its 'mi..
Neurons generate electric signals that they pass along to the other neurons or target tissues. In this tutorial, you wil..
Learn how the way genes control and determine every aspect of the body. This lesson uses lac operon as an example. ..
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A balanced diet is essential to a healthy organism. Insufficiency or too much of a particular element or compound, such ..
Gregor Mendel, an Austrian monk, is most famous in this field for his study of the phenotype of pea plants, including ..
