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1. Black, sepia, cream, and albino are all coat colors of guinea pigs. Individual animals (not necessarily from pure lines) showing these colors were intercrossed; the results are tabulated as follows, where the abbreviations A (albino), B (black), C (cream), and S (sepia) represent the phenotypes Parental Phenotypes of Progeny Cross PhenotypesB BXB_ Bx A Cx C 10 34 24 12 4 12 13 19 18 14 B x A B x C 20 20 0 B x S Sx S Cx A 26 15 17 10 Deduce the inheritance of these coat colors and define gene symbols of your own choosing. a.

Answer 1

Cc eS →Crea . BAI bA 8

CBCC BC, B , bcsepia 2 BS S CL.. 9 .S | Ss! S/ demnit.pkerohfpe.-Stia

lo aC S Sepia dominant-trait Cream no → Recessive

The с-се ab - dem