In a monohybrid test cross to a tester the expected proporti

In a monohybrid test cross to a tester, the expected proportion of heterozygous progeny is?

Solution

monohybrid test cross

to a tester, the expected proportion of heterozygous progeny is?

Answer = 50% ( 0.50)

Tall Tt   (heterozygous)   x dwarf tt (recessive parent homozygous )

T

t

t

Tt Tall

tt dwarf

t

Tt Tall

tt dwarf

Tt Tall

50%

tt dwarf

50%