Prader-Willi syndrome is caused by a missing gene on chromosome 15. Normally, parents each pass down a copy of this chromosome. The defect can occur in a couple of ways: The father's genes are missing on chromosome 15; There are defects or problems with the fatherâs genes on chromosome 15
poison meaning, definition, what is poison: a substance that can make people or animals ill or kill them if they eat or drink it: . Learn more.
Meaning: Toxic condition resulting from ingesting or inhaling a pesticide. Classified under: Nouns denoting stable states of affairs. Hypernyms (pesticide poisoning is a kind of...): intoxication; poisoning; toxic condition (the physiological state produced by a poison or other toxic substance). Hyponyms (each of the following is a kind of pesticide poisoning): malathion poisoning (a toxic condition caused by inhaling or ingesting the insecticide Malathion).