47 2023-07 5 Climate can influence species diversity 33 2023-05 6 Evolution of fish 40 2023-05 7 Archaeology class 47 2023-05 8 Semester abroad program 69 2023-05 9 托福听力14天语音材料 60 2023-01 10 T48L4 美国19世纪工业化历史
Evolution of fish 2023-05-13 00:12:2705:3140 所属专辑:托福听力材料 下载手机APP 7天免费畅听10万本会员专辑 当前评论用户 sabrinaxiaqing 1423061 简介:全职带娃、健身、学习文史哲、电影、外语
C. Lobe-finned fish radiated into almost all available aquatic habitats. D. During the Devonian, lobe-finned fish were more common in marine than in freshwater habitats. 你的答案: 正确答案:B 题目解析: 登录 后才能查看题目解析,还没有账号? 马上注册 推荐文章: 【托福阅读】Official 42-P3 木星...
all but the most primitive have bilateral symmetry-the left sides of their bodies are roughly mirror images of the right sides. Two main groups of animals have radial symmetry instead. One of these groups is jellyfish, which are extremely primitive...
7.Paleontologists are always attempting to determine evolutionary relationships among organisms. One widely accepted hypothesis is that echinoderms are closely related to vertebrates-the group of animals that includes fish, reptiles, and mammals. Although adult echinoderms do not resemble vertebrates biologist...
-fish -lanugo -developmental -homologous -genes -deactivated human coccyx itself is a ___ of our primate past but because we walk upright there is no need for it so its really reduced, and if compared to monkey the bones are ___ traits that were inherited from a common ___ -vestige ...
7.Paleontologists are always attempting to determine evolutionary relationships among organisms. One widely accepted hypothesis is that echinoderms are closely related to vertebrates-the group of animals that includes fish, reptiles, and mammals. Although adult echinoderms do not resemble vertebrates biologist...
physical constraint; that is how it was in fish Has selection actually favored some of the maladaptive traits in humans? What would Eliot Sober term the evolution of these maladaptive traits? What is the distinction between selection "for" and selection "of"? Yes; selection of Why do we have...
1.Paragraph 1 supports which of the following statements about fish evolution? A. Lobe-finned fish were among the earliest types of fish to appear. B. Fish began living in freshwater habitats only after originating elsewhere. C. Lobe-finned fish radiated into almost all available aquatic habitats...
If tetrapods evolved from lungfish, what should be true of our relatedness with them relative to other bony fishes? lungfish should be more related to us than other fish; molecular phylogenies demonstrate this and it matches morphology Does DNA sequence data typically support the multiregional hypoth...