Which of the following led Thomas Hunt Morgan to conclude that crossing over occurs?
ADominant linked genes often express codominance.
BGenes on the same chromosome are sometimes inherited separately.
CGenes on the same chromosome are linked and inherited together.
DAll of the above are correct.
ADominant linked genes often express codominance.
BGenes on the same chromosome are sometimes inherited separately.
CGenes on the same chromosome are linked and inherited together.
DAll of the above are correct.