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阿布2010

金虫 (正式写手)

[交流] 【Discussion】Do we humans evolve from fish?

In today's Archaeobotany class, we discussed the origin of the earth and our humans. As we all known, our planet has taken shape for 45 million years, and the life appeared 30 million years ago. The fish appeared 10 million years ago, have a long history than our humans ,fish was the only vertebrate in this period. So we have reasons to believe that fish is our ancestor.Our humans evolve from the fish. The strong evidence is that the our embryonic development identical with the fish.At the beginning both embryo have tail, but later our humans tail disapper due to the apoptosis.So we can make a conclusion that our humans have a great posibility come from the fish.
what's your opinion?
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永远不要对未来失去希望,因为我相信未来属于有希望的人!
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poyoro

木虫 (文坛精英)


小木虫(沙发+1,金币+0.5):恭喜抢个沙发,再给个红包
2楼2011-04-13 15:21:32
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小木虫(金币+0.2):抢了个小板凳,给个红包
3楼2011-04-13 15:22:11
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li123cl

木虫 (正式写手)


possibly……
4楼2011-04-13 15:23:07
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牛哥哥

铜虫 (著名写手)

懒牛

if there are some alive mermaids, we might be sure more.
哞```````````````````````````````````````````
5楼2011-04-13 15:33:47
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x8335533

金虫 (正式写手)

I would rather believe that monkeys are our ancestors.
persistent;thinking;cooperative
6楼2011-04-13 16:01:13
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witch_girl

金虫 (文坛精英)



i've no idea~
Make it or Break it
7楼2011-04-13 18:25:57
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缺友情

荣誉版主 (文学泰斗)

此漂已死,有事烧纸 4-8

优秀版主

I think maybe
有些累了,淡了,该去了~
8楼2011-04-13 18:37:31
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