In an organism you observe that phenotypes of the progeny are as – 315 H/H R/R, 108 H/-r/r, 101 h/h R/-, 32 h/h r/r. This shows_____
(a) Linkage
(b) Lethal alleles
(c) Epistasis
(d) Normal ratio
The question was asked during a job interview.
This question is from Dihybrid Cross topic in chapter Mendelian Genetics of Cytogenetics