In a particular species of tomato plant, the plants can bear fruits of different colors. suppose a researcher crosses a homozygous plant that bears white fruit with a different stock of homozygous plant that also bears white fruit. in the f1 generation, all of the fruits are red. two f1 plants are then crossed and the f2 progeny are examined. the f2 generation contains 331 plants with red fruit and 258 with white fruit. what are the genotypes of the f2 progeny?