Question

Main cross is made between tall plant with yellow seeds and tall plant with green seeds what is true regarding proportions of phenotypes of the plant

Answer 1

Parents: TtYy * Ttyy

(Tall plant. (Tall plant

yellow seed ). green seed)

Gamete: TY Ty tY ty Ty Ty ty ty

F1:. TY Ty tY ty

Ty. TTYy. TTyy. TtYy. Ttyy

Ty. TTYy. TTyy. TtYy. Ttyy

ty. TtYy. Ttyy. ttYy. ttyy

ty. TtYy. Ttyy. ttYy. ttyy

(i) Tall plant and green seed: ( TTyy and Ttyy ) : 6/16*100 = 37.5%

(ii) dwarf plant and green seed: (ttyy ) 2/16*100=12.5%