What Is The Genotypic And Phenotypic Ratio Of Monohybrid Test Cross?

What Is The Genotypic And Phenotypic Ratio Of Monohybrid Test Cross? A monohybrid cross results in a phenotypic ratio of 3:1 (dominant to recessive), and a genotypic ratio of 1:2:1 (homozygous dominant to heterozygous to homozygous recessive). What is the genotype and phenotype ratio of test cross? A testcross to a heterozygous individual should always