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Transmission Genetics of Mitochondria and Chloroplasts

Transmission Genetics of Mitochondria and Chloroplasts gen e tics is the study of how genes are transmitted from cell cell and generation to generati on, and how they recombine and segregate, with the goal of explaining the numerical proportions of the progeny in a cross. An understanding of transmission genetics is essential for an under­ standing of evolutionary genetics, and provides the genetic tools for studies to T ransmission 0066-4197/78/1215-0471$01.00 BIRKY of gene function and cell differentiation. The transmission genetics of genes in organelles-mitochondria and chloroplasts-appears to be coming of age. The most important phenomena that require explanation have proba­ bly been identified, along with the cellular and molecular processes involved in the explanations. I will concentrate on uniparental inheritance and vegetative segregation, which are so general in their occurrence and so unique to organelle genes that they may be called laws o organelle genetics. f Our task is to explain these phenomena at the molecular level, in terms of the behavior of organelles and organelle DNA molecules. It now appears that we are studying the behavior of populations and even sUbpopulations of molecules and organelles; in other words, organelle transmission genetics is most fruitfully dealt with as a problem in population genetics at http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Annual Review of Genetics Annual Reviews

Transmission Genetics of Mitochondria and Chloroplasts

Birky, C W
Annual Review of Genetics , Volume 12 (1) – Dec 1, 1978
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References (1)

Publisher
Annual Reviews
Copyright
Copyright 1978 Annual Reviews. All rights reserved
Subject
Review Articles
ISSN
0066-4197
eISSN
1545-2948
DOI
10.1146/annurev.ge.12.120178.002351
pmid
371532
Publisher site
See Article on Publisher Site

Abstract

gen e tics is the study of how genes are transmitted from cell cell and generation to generati on, and how they recombine and segregate, with the goal of explaining the numerical proportions of the progeny in a cross. An understanding of transmission genetics is essential for an under­ standing of evolutionary genetics, and provides the genetic tools for studies to T ransmission 0066-4197/78/1215-0471$01.00 BIRKY of gene function and cell differentiation. The transmission genetics of genes in organelles-mitochondria and chloroplasts-appears to be coming of age. The most important phenomena that require explanation have proba­ bly been identified, along with the cellular and molecular processes involved in the explanations. I will concentrate on uniparental inheritance and vegetative segregation, which are so general in their occurrence and so unique to organelle genes that they may be called laws o organelle genetics. f Our task is to explain these phenomena at the molecular level, in terms of the behavior of organelles and organelle DNA molecules. It now appears that we are studying the behavior of populations and even sUbpopulations of molecules and organelles; in other words, organelle transmission genetics is most fruitfully dealt with as a problem in population genetics at

Journal

Annual Review of Genetics – Annual Reviews

Published: Dec 1, 1978

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