订蛋糕的app哪个好:我的作业题,实在不会了!谁能帮忙做做,谢谢…………(题中可能有语法单词错误,请见谅;中英文回答皆可

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• What is the biological species concept (BSC)? (5)
• There are many problems associated with BSC. Please list three example limitations of the BSC. (10)
• Why invertebrate not a natrual group? What about Protozoa and worms?(Figure a cladogram for each to explain). (15)
• Compare jellyfish, starfish and human, make five character transformation series. (15)
• Explain the terms of apomorphy, synapomorphy, plesiomorphy, symplesiomorphy, autapomorphy by examples (25)
• Make a cladogram, indicate the evolutionary relationships of jellyfish, starfish and human, explain it. (10)
• Take examples to explain what are acoelom, pseudocoelom and eucoelom。What about the central cavity of hydra (水螅)?(20)

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我是中文人,我听不懂英语

做中国人,说中国话!打倒崇洋媚外!

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