)3 additive effect of 2 or more genes on one character Examples: Skin pigmentation and eye color (at ... Cellular genomic lab. Kim Yun-KyoungHeredityBlending Model of Inheritance vs. Particulate Model of ... ratio: 3:1 Genotypic ratio: 1:2:1The Law of SegregationF2 GenerationMendel's First Law - Allele pairs