TABLE 1.

Frequency of alternative phenotypes in Wh, LB, and DB colonies

Original phenotype	Clone	No. of colonies	Frequency of colonies
			DB	LB	Wh	Sectoreda
LB	1	1,234	3 × 10−2		3 × 10−3	4 × 10−1
	2	1,425	2 × 10−2		6 × 10−3	4 × 10−1
	3	1,833	3 × 10−2		7 × 10−3	3 × 10−1
	4	1,223	1 × 10−2		<10−3	5 × 10−1
Mean			2 × 10−2		4 × 10−3	1 × 10−1
(±SD)			(±1 × 10−2)		(±3 × 10−3)	(±1 × 10−1)
DB	1	6,418		8 × 10−3	<2 × 10−4	3 × 10−3
	2	2,897		3 × 10−4	1 × 10−3	1 × 10−3
	3	2,719		9 × 10−3	4 × 10−4	2 × 10−3
Mean				3 × 10−3	5 × 10−4	2 × 10−3
(±SD)				(±5 × 10−3)	(±5 × 10−4)	(±1 × 10−3)
Wh	1	792	4 × 10−1	6 × 10−2		6 × 10−1
	2	725	4 × 10−1	7 × 10−2		6 × 10−1
	3	1,509	4 × 10−2	5 × 10−2		2 × 10−1
	4	928	2 × 10−2	3 × 10−2		5 × 10−2
	5	1,422	5 × 10−2	4 × 10−2		9 × 10−2
Mean			2 × 10−1	5 × 10−2		3 × 10−1
(±SD)			(±2 × 10−1)	(±2 × 10−2)		(±3 × 10−1)

^aIn each case, the frequencies of sectors exhibiting all alternative phenotypes are combined.