Aug 24, 2019 this lab activity is designed for high school biology students grades 912, working in small groups of 23. The chinese writer chang qu reports the discovery of dragon bones, which were probably dinosaur fossils in china 2,000 years ago. For instance, its species, not individual organisms, that adapt to produce. You will be visiting several web sites devoted to fos sils, the fossil record, and geologic history. Jul 25, 2018 amazing dragon fossils could rewrite dinosaur evolution by reuters. Although eohippus fossils occur in both the old and the new world, the subsequent evolution of the horse took place chiefly in north america. In addition to anatomic evidence from this time, there is also a 27. This station lab is aligned to the next generation science standards ngss. There are many biases against preservation, which gives us a largely incomplete fossil record.
More specifically, it is a change in the inherited characteristics of a population over generations. Evidence of evolution answers in gray background when charles darwin first proposed the idea that all new species descend from an ancestor, he performed an exhaustive amount of research to provide as much evidence as possible. Body fossils and trace fossils are the principal types of evidence about ancient life, and geochemical evidence has helped to decipher the evolution of life before. Interactive bones contain evidence of how early humans lived, died, and interacted with other organisms. You will be visiting several web sites devoted to fossils, the fossil record, and geologic history. Fossils, natural selection and evolution packet regular. What the fossils say and why it matters by donald r. Check out this hands on evidence for evolution lab to help get your students motivated and intrigued about our history. By examining fossils, scientists can determine how life has changed through evolution. Myths and misconceptions about evolution alex gendler youtube. Describe the gradual processes had changed the earths surface over selection.
Stickleback evolution virtual lab this virtual lab teaches skills of data collection and analysis to study evolutionary processes using stickleback fish and fossil specimens. They all evolve at level 40 with the exception of cranidos and shieldon, which evolve at level 30, then archen and tirtouga, which evolve at level 37, and aerodactyl, who mega evolves using its mega stone. Students examine incredible real fossils, collect and interpret evidence on the evolution of a familiar species and spin the great evolutionary wheel of fortune to learn how evolutionary change is driven by a struggle for survival in a. Hall of geology and paleontology texas memorial museum the. Preservation as a fossil is a relatively rare process. From looking at the resource manual or natural history museum exhibits. By studying the basic biochemistry shared by many organisms, we can begin to piece together how biochemical systems evolved near the root of the tree of life. Each of these drawers invites an exploration of natureincluding local fossils, crystals, dragonflies, and rattlesnake rattles. Natural selection and horse evolution the evolution of the horse involves the gradual development of the modern horse from the foxsized, forestdwelling eohippus. Steno made the leap and declared that the fossil teeth indeed came from the mouths of onceliving sharks.
Chang qu, a chinese historian from the 4th century b. Fossils fossils are preserved evidence of prehistoric life. When fossils are found, they are carefully excavated and then analyzed. Go to the library of all the nova labs videos, including the evolution lab videos. Evolution of dinosaurs dinosaurs evolved within a single lineage of archosaurs 243233 ma million years ago from the anisian to the carnian ages, the latter part of the middle triassic. Dinosaur fossils are significant evidence of evolution and of past life on earth.
This interactive module examines evidence from the fossil record, behavior, biomechanics and cladistic analysis to interpret the sequence of events that led to flight. Getting in to the fossil record an online fossil lab this lab activity will be completed entirely online. Ancient people may have discovered dinosaur fossils and understandably misinterpreted them as the remains of dragons. Gish debates his argument in well supported factual evidence. However, up until the early 1980s, biologists were stumped by a chicken and egg problem. Evolution of dragon fossils students will show the evolution of dragons based on pictures of fossils and explain their reasoning for the sequence they chose. Beds that preserve fossils typically lack the radioactive elements needed for radiometric dating. Any remains, trace or imprint of a plant or animal that has been preserved in earths crust during prehistoric times. For example, species of unrelated animals, such as the arctic fox and ptarmigan a bird, living in the arctic region have temporary white coverings during winter to. World map pdf hominid fossil data pdf hominid fossil skull drawings pdf hominid migration discussion questions pdf evolution web. Kingdom animalia phylum chordata class mammalia order primates family hominidae genus homo species homo sapiens. As you do so,record brief responses to the questions below.
The fossil record provides strong evidence for evolution. Human evolution human evolution the fossil evidence. A few large lizards, such as the maneating komodo dragon, have been called. The dragon genetics lab is a great consolidation activity that i used at the end of the genetics unit. Our understanding of evolution is based on interpretation of patterns of diversity, ecology, behavior, visible morphology, and invisible molecular structure. These are the preserved parts of plants and animals. The white spaces show that there were lots of blood vessels running through the bone, which indicates that it was a fastgrowing bone. The lab emphasizes quantitative measurement of phenotypic diversity in related stickleback populations and encourages inquiry into the. A fossil is any preserved remains, impression, or trace of any onceliving thing from a past. Unfortunately, this book cant be printed from the openbook. It requires 2, 50 minute class periods to complete both parts.
The purpose of the activity is for students to discover for themselves what some of the similarities and differences are. The student knows the theory of biological evolution. Describe the four parts of darwins theory of evolution by natural selection. Finches discriminate between members of their own species and those of a closely related species based on song and appearance. A large aquatic vascular plant about 200 million years old b. A history of fossil collecting and preparation techniques. Jul 24, 2018 the find comes hot on the heels of another sauropod discovery that also tweaks theories about their evolution. Classification and evolution ofblastoids ecology and distribution ofblastoids 9. Actually, not how some of our common evolutionary metaphors would have us believe. Evolution high school inquiryscientific method insects plants recently updated. Fossil evidence dna evidence comparative anatomy homologous st. Evolution of dragonflies university of pennsylvania. Join me as we examine the scientific plausibility of dragons.
Name that pollinator focuses on adaptations for successful pollination. He does this by prefacing evolution as a philosophy not a science. Invertebrate fossil identification taxonomy taxonomy is the science of naming of organisms. First, write the scientific definition of the following key terms in your nb, under the heading fossil records, write definitions in your own words but be sure not to leave out important. Amazing dragon fossils could rewrite dinosaur evolution. Today, the major pieces of evidence for this theory can be broken down into the fossil record, embryology. Visit the web sites listed and explore the information presented. Growth in fossil and extant deer and implications for body size and life history evolution.
Perhaps the most persuasive fossil evidence for evolution is the consistency of the sequence of fossils from early to recent. During the remainder of the eocene, the prime evolutionary changes were in dentition. Amazing dragon fossils could rewrite dinosaur evolution by reuters. Amazing dragon fossil upends origins of worlds largest dinosaurs the find comes hot on the heels of another sauropod discovery that also tweaks theories about their evolution. Nowhere on earth do we find, for example, mammals in devonian the age of fishes strata, or human fossils coexisting with dinosaur remains. Fossils provide us with a historical record of life on earth. A history of fossil collecting and preparation techniques peter j. Evolution may be defined as changes in organisms over time. According to most scientists, animal life is thought to have evolved from a flagellated protist. Travel back in time to discover what rocks and fossils can tell us about the history of life on earth. Fossils are either body fossils, like bones, teeth, or shells, or trace fossils, like footprints or burrows. See scientists working in the butterfly rearing lab and the research labs. My students loved their dragons so much that we decided to bring them along into our exploration of evolution.
The hard structures such as bones, teeth or shells create an imprint in rocks. In ancient times, fossils inspired legends of monsters and other strange creatures. A species of algae that has existed for less than one million years c. Of all of the sources of evidence for evolutionbynatural selection, perhaps the most problematic for darwin was the geological record of organic. In this lab you will learn about homologous, analogous and vestigial structures and their significance in evolution theory. Which discovery would challenge the validity of this cladogram. Scientists study fossils to understand the evolutionary history of life. Evolution of dragonflies all life began from a common ancestor. Prothero, professor of geology at occidental college and of geobiology at california institute of technology. Tmm has a long history of collecting dinosaur fossils in the big bend region of texas. There are many types of fossils, from extraordinary unaltered remains trapped in permafrost or amber, to subtle traces of past activities in.
Some evidence for these changes comes from fossils. Fossils dontjustprovide information about past life onearth. It shows us that evolutionary change tends to be gradual. Dragon evolution a kinesthetic way to model allele frequency changes. The book is 359 pages long and quite challenging, requiring careful reading. Nicholas stenos anatomical drawing of an extant shark left and a fossil shark tooth right.
They have been designed to relate to each other and to stand alone. These fossils are traces of the activities of plants and animals,for example,tracks,trails,or scratch marks. Finally, students may need their earth science reference tables esrt for parts of the lesson a document used widely in the new york state earth science regents. The picture at right is a crosssection through a subadult thigh bone of the duckbill dinosaur maiasaura.
Evolution is a complex subject encompassing the history of life and its governing processes. Evidences of evolution haspi medical biology lab 20 backgroundintroduction what is evolution. Finding the origins of dragons in carboniferous plant fossils. The fossil record is a historical catalog of life on earth. Fossil formation fossils are preserved evidence of ancient life. We would like to show you a description here but the site wont allow us. Fossils can tell us about growth patterns in ancient animals. Making imprint fossils in class, students see how these fossils outline the history of life. Pdf growth in fossil and extant deer and implications for body size. Paleontology and the origin of species gene hunt department of paleobiology, national museum of natural history, smithsonian institution, washington, dc 200 abstract. The paleo lab is a unique working laboratory where visitors are encouraged to interact. Historical geology and paleontology college of natural sciences and mathematics.
The bones then have to be carefully dug up, and then packed and shipped back to the lab. Jul 12, 2016 how china is rewriting the book on human origins fossil finds in china are challenging ideas about the evolution of modern humans and our closest relatives. Another evidence of evolution is the convergence of form in organisms that share similar environments. The fossil record provides snapshots of the past that, when assembled, illustrate a panorama of. Flesh rots away, hair falls out, bones are weathered and crumble, and organisms can be eaten or otherwise destroyed. Its name means amazing dragon from lingwu, the closest city to the site where a farmer spotted the fossils while. Lab 8 natural selection natural selection evolution. The lizard evolution virtual lab was developed by a team of scientists, educators, graphic artists, and film makers to explore the evolution of the anole lizards in the caribbean. Finding the origins of dragons in carboniferous plant fossils the fossil and folklore world maps were overlaid fig. Within the evolution domain, students are expected to understand how traits change over time, and how this affects adaptation and survival of a species. The study of fossils, embryology, biochemistry, and comparative anatomy provides evidence for evolution and evolutionary relationships between organisms.
Get an answer for how do fossils support the theory of evolution. Amazing dragon fossil upends origins of worlds largest dinosaurs. Evolution is a unit that most biology teachers do at the end of the year. Unfortunately, we cannot repeat natures experiments of evolution. Fossils and fossilization the odds of an organism making it into the fossil record are not very good. Convergent evolution and intermediate forms bibliography books, treatises and symposia individual papers and other references.
For example the bones ofdinosaurs are fossils, so too are the footprints made by dinosaurs. The direct evidences paleontology fossils of evolution opposite to darwins theory and even opposite to human evolution descent of man from the lower animal like chimpanzee. In addition, evolution does not normally occur throughout a species but in interbreeding populations, occupying some small part of the geographic range of the species as a whole. The study of fossils as well as work in embryology, biochemistry and comparative anatomy provides evidence for evolution. The cladogram shows the evolution of land plants as indicated by fossil records. Hominid fossils introduction the objective of this lab was to observe and compare the skulls of four different hominid species, and to understand how the evolutionary process. Last, he concludes the theory of evolution must be disproved because of the fossil records.
Overview this worksheet was developed to support use of the virtual stickleback evolution lab in the classroom. Explore what kinds of important clues scientists can find on bones. Laylah russell biol 111 lab section d01 october 23, 2017 human evolution. By observing anatomical and physiological evidence, you will determine their significance in evolutionary theory. Amazing dragon fossil discovery could rewrite dinosaur. Fossils are traces of organisms that lived in the past. If you need to print pages from this book, we recommend downloading it as a pdf. Palaeontology payleeontollohgeeis the study offossil remains and traces ofanimals and plants. A substantial hurdle to this aim is the difficulty of working out how old fossils are. Evolution can be described as a change in species over time.
This series of four different lab activities all relate to flower reproduction. They will need to include what variations they used and a story about what environmental factors played a role in the process of natural selection. By comparing living things of the past fossils with organisms living today, we can see that there have been major changes that have taken place over long periods of time. Evidences of evolution, haspi medical biology lab 20 503 names. Evidence of evolutionanswers in gray background fossils. Fossil pokemon are prehistoric pokemon which can be obtained from their specific fossils. Rocking the earth fossils provide us with a historical record of life on earth. Another theme, unity within diversity, is developed through descriptions of shared primate characteristics. Paleontology seeks to map out how living things have changed through time. An amazing dragon fossil has been discovered in china which could rewrite the history of the evolution of the largest beasts to have ever roamed the earth. Humans and, for example, are classified as follows. Mar 26, 2015 the dragon genetics lab is a great consolidation activity that i used at the end of the genetics unit. Dinosauria is a wellsupported clade, present in 98% of bootstraps.
Throughout human history, people have discovered fossils and wondered about the creatures that lived long ago. Fossils can be body fossils, which are remains of the organism itself or trace fossils, such as burrows, tracks, or other evidence of activity. Following the standard procedures of our lab kolb et al. Additionally, if you would like all of the resources together in a pdf document, that can be accessed as a complete resource here. There are many types of fossils, from extraordinary unaltered remains trapped in permafrost or amber, to subtle traces of past activities in the form of footprints and burrows. Secondly he compares the evolution and creation model side by side. The chances of becoming a fossil are enhanced by quick burial and the presence of preservable hard parts, such as. Students examine six lines of evidence for evolution fossils, dna evidence, embryology, homology, vestigial structures, and divergentconvergent evolution at different stations. Orohippus, a genus from the middle eocene, and epihippus, a genus from the late eocene, resembled eohippus in size and in the structure of the limbs. Amazing dragon fossil upends origins of worlds largest.
It is such populations and adjacent populations, linked by exchange of genes, that deviate from the ancestors and from the species as a whole, to form races or. This lab activity will be completed entirely online. Paleontology is the study of the history of life on earth as based on fossils. The development of radiometric dating techniques in the early 20th century allowed. A moss species that has existed for less than 380 million years. All of these pokemon are rocktype with the exception of the four galar fossil pokemon. There is a video explaining how to do this lab if any of the direc. Evidence supporting biological evolution ncbi bookshelf. Pdf background body size variation within clades of mammals is widespread, but. It gives us physical proof of extinction, and of single species splitting into two. Summarize what this group of related fossils tell us has been happening through time to the leg structure of the horse. Outline the three steps discussed for the process of speciation. Rocking the earth, dna spells evolution, and biogeography.
If modern organisms descended from ancestral organisms then we should see similarities between organisms in the fossil record. Ideally, students will complete the activity during a unit on evolution, and will have a working knowledge of evolution, natural selection, fossils, and radiometric dating. Students learn how the availability of human fossils and archaeological evidence affect the development of hypotheses about human evolution. Students describe, measure and compare cranial casts from contemporary apes chimpanzees and gorillas, typically, modern humans and fossil hominins erect and bipedal forms evolutionarily separated from apes. Fossils are the remains and traces ofplants and animals that have been preserved inrocks. Back in the lab, you meet up with some paleontologist friends. The evolution of seeds, pollen, and wood freed plants from the need for water during reproduction, allowed for more effective dispersal of sperm, increased parental investment in the next generation and allowed for greater size and strength. Give three examples of natural selection in action. Msess14 students can use the fossils in the fossil sorting kit as evidence to construct a scientific explanation based on the fossil record from rock strata for how geologic time scale is used to organize earths 4.