Starchy grain is dominant over sugary corn. If, in a cross between these types, 58 of the progeny are sugary, how many of the progeny should be starchy

Question

asked Nov 10, 2018 180k views

1 Answer

Ryba · Answer 1 · 2018-11-16T06:02:10+0000

Let us solve first the phenotype of this problem.

Starchy grain = AA (dominant)

Sugary Corn = aa (recessive)

AA x aa = AaAa ; AaAa

A A

a Aa Aa

The result of the cross is that the progeny will become heterozygous.

If there is 58 progeny sugary, there will also be 58 starchy. It is 50%.