If all the offspring of a testcross are alike and resemble the organism being tested then the parent is homozygous.
testcross
Do a testcross with a homozygous recessive plant.
Do a testcross with a homozygous recessive plant.
It would be around 50%.
Do a testcross with a homozygous recessive plant.
Do a testcross with a homozygous recessive plant.
homozygous recessive
Do a testcross with a homozygous recessive plant.
Do a testcross with a homozygous recessive plant.
Do a testcross with a homozygous recessive plant.
homozygous recessive