Biology Forum › Human Biology › Testcross?
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- September 19, 2007 at 2:53 am #8256
edbaseball17
Participantwhich one of these is a testcross?
DD X dd
D? x dd
Dd X Dd
D? x D? - September 19, 2007 at 4:07 am #76127
Jammerz
ParticipantA testcross is one in which you cross an organism with unknown genotype with an organism of known, homozygous recessive genotype.
Knowing that, you should be able to pick the right answer.
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