UID: 3845, Registered at 2026-8-25 11:14:37, last login at 2026-8-25 13:54:24, currently offline.
Solved 1 problems, RP: 6 (No. 2311)
焦作许衡捅鸡饭
WA
AC
在遥远的实中,栖息着这样一种生物,他们长相奇特,这种生物其实和我们一样,都是人类,但这类生物的第21对染色体竟然有4条!这是几乎不可能的,没有任何一种生物能做到比同类的染色体多出整整两条!
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