Kuo-Chun Chen

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Transformation studies of the Challis strain of the H group of streptococcus were performed to further investigate the molecular basis of the deoxyribonucleic acid helping effect. Studies in the efficiency of transformation in the presence of non-transforming DNA support the notion that bacterial cells are indiscriminate in their uptake of donor DNA and(More)
IASED segregation in the second meiotic division has been reported in only a few ascomycetes. Several workers (LINDEGREN and LINDEGREN 1937,1942; WHITEHOUSE and HALDANE 1946; BOONE and KEITT 1956; BISTIS 1956) have reported a preponderance of asymmetrical (2:2:2:2) over symmetrical (2:4:2) second-division segregation (MII) asci with respect to a particular(More)
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