In a cross between white-flowered parents, \[{{F}_{1}}\] progeny was – McqOptions

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1.	In a cross between white-flowered parents, \[{{F}_{1}}\] progeny was uniformly purple-flowered. The \[{{F}_{2}}\] progeny showed a phenotypic ratio 9 : 7 between purple-flowered and white-flowered plants. The above result indicates that the flower colour is controlled by
A.	Two alleles
B.	One allele
C.	Three alleles
D.	Four alleles
Answer» B. One allele

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