A __________ between two individuals results in a ratio of 9 : 3 : 3 : 1 for the four possible phenotypes of progeny.
A cross between two individuals results in a ratio of 9 : 3 : 3 : 1 for four possible phenotypes of progeny. This is an example of a :
(a) dihybrid cross (b) monohybrid cross (c) test cross (d) none of these