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Science 11 April 1980:
Vol. 208. no. 4440, pp. 196 - 198
DOI: 10.1126/science.208.4440.196
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Articles

Organelle Alteration as a Mechanism for Maternal Inheritance

KEVIN C. VAUGHN 1, LORIN R. DEBONTE 1, KENNETH G. WILSON 1, and GIDEON W. SCHAFFER 2

1 Department of Botany, Miami University, Oxford, Ohio 45056
2 U.S. Department of Agriculture Science and Education Administration, Beltsville, Maryland 20705

An ultrastructural study of pollen-derived plants and normal microspore development indicates that chloroplasts and mitochondria are physically altered during microsporogenesis. These changes appear to debilitate the organelle so that only chloroplasts and mitochondria of the female parent are contributed to the offspring.

Submitted on October 9, 1979
Revised on January 14, 1980

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Science. ISSN 0036-8075 (print), 1095-9203 (online)