Gene discovered for anencephaly, a fatal birth defect, Researchers and scientists have found that a defect in the genetic code of one key enzyme may be responsible for anencephaly, a fatal birth defect that. Glossary - pbs, Acquired trait: a phenotypic characteristic, acquired during growth and development, that is not genetically based and therefore cannot be passed on to the next. Scientists find a dna change that accounts for white skin, Scientists said yesterday that they have discovered a tiny genetic mutation that largely explains the first appearance of white skin in humans tens of.
In single gene, a path to fight heart attacks - nytimes.com, Two major studies by leading research groups published on wednesday independently identified mutations in a single gene that protect against heart attacks. Genetics - wikipedia, the free encyclopedia, 1 etymology; 2 the gene; 3 history. 3.1 mendelian and classical genetics; 3.2 molecular genetics; 4 features of inheritance. 4.1 discrete inheritance and mendel's laws. Mutations in ubqln2 cause dominant x-linked juvenile and, Amyotrophic lateral sclerosis (als) is a paralytic and usually fatal disorder caused by motor-neuron degeneration in the brain and spinal cord..