Diseases that mimic ALS. I am 35 yr Female, since December of 2010 I have had twitching in my legs,arms, feet and hands. Recently I have lost muscle in my hand (pinky joint with mild cramping) and forearm, right buttocks (large indent) and both thighs.
Jump to: navigation, search ... Deletion. Deletion is a type of mutation involving the loss of genetic material. It can be small, involving a single missing DNA base pair, or large, involving a piece of a chromosome.Narration Transcription ... s are the result of a loss of a section of the genetic material (chromosome) of the cell. If the deleted segment is small or it does not contain critical genes, the effect on the cell may be small. ~. (1) A deficiency in a chromosome resulting from the loss of a fragment through breakage.
Â© A Dictionary of Biology 2004, originally published by Oxford University Press 2004. translocation 1. (in botany) The movement of minerals and chemical compounds within a plant.