I’m not sure if this is what you’re looking for. Is their any answer choices?
False is the correct answer
Answer:
Due to the fact that when crossing the isolated lines, the F1 progeny expression resulted in all alleles having blue shells and long antennas, the dominant <em>shell/color & length/antenna</em> combination is:
<em>"</em><em>Blue Shell & Long Antenna</em><em>"</em>