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301. 两种龙虾
The two claws of mature lobster are decidedly different, one is crusher claw, the other is cutter claw. It’s mirror image of the other side, but it’s different from human handedness, lobster has equal possibility
Bilateral asymmetry of the claws comes about gradually, VE found out the asymmetry begins to appear in juvenile sixth stage of development
The explanation of asymmetry situation,
The following experiments to test the above hypothesis.
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