Answering the following Biology Lab questions.Q6.1. Become a Study.com member to unlock this answer! In animals generally, how much variation do you expect to see within as compared to between different races of a single species? (opens in new tab) A person walking in the Mojave Desert during the post-apocalyptic Wasteland Weekend festival on Sept. 28, 2019. How different are the various functional traits among the different species of deer? A. D. modifications in an individual are caused. Why is it that chimpanzees have 99% the same DNA as humans, yet the one percent distinguishes us to such a degree? Learn about human evolution, how modern humans developed. Why do humans try to save and treat every human life while other creatures are selected by natural selection? Do tarantulas make webs like other spiders? Why is genetic variation so important to evolution? Why are there so many different ways to define a species? Its possible that in these rapid radiations, whats changing is when and how much of these ingredients are being added.. How do modern biology, evolution, and natural selection explain why there are differences in innate aptitude in animals (such as there are humans who are smarter than others, some are more artistic than others, etc.)? The left arm of a human, the front flipper of a seal, the wing of a bird, and the wing of a bat have the same structure and order of bones. Are all americans equally able to become engaged in government what factors make it more possible fo? Morphology is how an individual looks. Which of the following is not part of how we define a species? The graphs below represent her findings.What can you conclude from the researchers results?The hypothesis that longer horns offer greater protection against predation is supported.The hypothesis that longer horns offer greater protection against predation is NOT supported.The experiment is well designed, but the results are inconclusive about the hypothesis.The experiment is not well designed to test the hypothesis. Lettuce, broccoli and spinach may look and taste fairly normal but Studies done in the early 2000 . Gene flow, the movement of alleles across a species' range, is relatively free because individuals can move and then mate with individuals in their new location. This is a question that has been debated for many years. A certain species of rodent eats only one type of plant. It was very effective at first, but after a few decades DDT became less effective at killing mosquitoes because many populations had evolved resistance to DDT. Drought caused plants to die. Yes, all individuals can change a little and pass those changes on to their offspring. A researcher observed that lizards living in areas with predatory birds have longer horns than those in areas with no predatory birds. Biologists believe that new species evolve from existing species by a process called natural selection. Explain why only populations evolve but individuals do not. Yes, all individuals can change a little and pass those changes on to [] These structures do not look alike and are not used in the same way, but their bones are similar. Any action you may take upon the information you find on this website is strictly at your own risk. Nam lacinia pulvinar tortor nec fiscing elit. For example, when humans first migrated to North America, they were faced with a new environment with different plants and animals. The descendants would become a completely different species that would have no similarities to the original individuals. Variation allows some individuals to do better than others, so those variations are selected. Experts are tested by Chegg as specialists in their subject area. Yes, some individuals with certain traits are more. 1. Living Bird Autumn 2017Table Of Contents, Right Bird, Right House: Guide to Birds and Birdhouses for Your Region, How to Use BirdCast Dashboard to See Your Local Migration in Detail, How to Choose the Right Kind of Bird Feeder, What's That Bird Song? How do you capture a snapshot of evolution as its happening? Scientists have estimated that there are around 8.7 million species of plants and animals in existence. Why or why not? Could individuals of a species look different today than individuals of the same species did many generations ago? Why does natural selection only act on heritable variation? How do changes in DNA affect changes in adaptations? What are the four major ways that humans are affecting other species through our actions? Not so, writes Gordon Burghardt, the contemporary study of play finds it in animals from birds to spiders, and help makes sense of why for us humans play can be . How genetically different must a mutated individual be to be considered a different species? Traits must be inherited from one generation to the next. Variation allows some individuals to do better than others, so those variations are selected. Ducks are aquatic birds. No. Campagna thinks that force comes from females as they choose among competing males based on color and song. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. . If they are met, natural selection automatically results. Humans have genetic diversity than chimpanzees. Donec aliquet. What is culture and how does culture differ between human and nonhuman primates? What are the similarities and differences between humans and other mammals such as monkeys and apes? Q6.5. There are surprisingly large genetic differences between individuals from the same population; indeed, recent mitochondrial DNA evidence shows greater variation within regional populations than that shown between historical human races. What causes variation in a species? Why do human bodies look so different across the planet? Why? Campagna, L., M. Repenning, L.F. Silveira, C.S. They are the same species. The amount of webbing on ducks' feet had no relationship with the amount their parents had. What is the reason for the phenotypic differences between individuals of the same species? Skin color is not directly tied to race. Yes, all individuals can change a little and pass those changes on to their offspring. Q6.5. Could individuals of a species look different today than individuals of the same species did many generations ago? Most people today would classify such forms as different species, and none of these sibling species mate with one another in normal circumstances. All other trademarks and copyrights are the property of their respective owners. 1. Consider also that the environment that this organism lives in changes for the worse. In Module 2 we will dive deep into 3 different AI writing programs to see how each one works and how they can best serve you in your writing endeavors. Their feet are webbed and this trait makes them fast swimmers. Explain why only populations evolve but individuals do not. We've gathered the most relevant information and related questions to: Could individuals of a species look different today chegg? Yes, when the environment changes, individuals with certain inherited traits survive and will be able to reproduce. Why didn't humans evolve to hibernate like many other mammals? C. Variatio. Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. Finches with small beaks ate all of the small seeds, leaving only bigger seeds. Explain why a single human body is considered to be a mega-diverse ecosystem. When I was studying nutrition and soil management over 20 years ago, produce could already be classified as "franken-food". b) Yes, some individuals can change a little and pass those changes on to their offspring. \\ do not interbreed extensively. A food source must disappear. Do monkeys vary in similar ways? 6. To put this another way: all humans have the same genes, yet we do not look alike. What qualities or characteristics do you p. Will humans ever evolve into a post-biological species? Considering chimpanzees and humans share 90% of the same DNA, why can't they breed together? b. Conditions have changed in significant ways everywhere on earth, with some of these changes happening suddenly and others more gradually. Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. What are possible reasons for t, Different species of animals rely more heavily on different senses. Are humans exempt from natural selection because of the technological nature of our society? a) Yes, all individuals can change a little and pass those changes on to their offspring. If variations or mutations are extreme enough, new species can result. How do animals that live in different environments meet their need for efficient gas exchange? Could individuals of a species look different today than individuals of the same species did many generations ago? Which of the following conditions would biologists say was required for the evolution of DDT resistance in a population? What is the reason for the phenotypic differences between individuals of the same species? Evolution refers to a process in which the genetic composition of a species changes over time, from one generation to the next. Why is it harder for human babies to be delivered than other animals? For example, a shark uses its electrosensory and olfactory organs predominately to interact with its environment, whereas primates are heavily dependent upon vision. It was very effective at first, but after a few decades DDT became less effective at killing mosquitoes because many populations had evolved resistance to DDT. If there is NO VARIATION in shell thickness within a population of snails, and no mutations occur, what happens to shell thickness in (Hide this section if you want to rate later). Tubaro, and I.J. Yes, some individuals with certain traits are more likely to survive and pass A species of bird ate many types of seeds, each type coming from a different species of tree. In Europe, dark peppered moths were rare before the 1850's and light colored moths were plentiful. Yes, all individuals can change a little and pass those changes on to their offspring Yes, some individuals can change a little and pass those changes on to their offspring Yes, some individuals with certain traits are. Does genetic variation makes evolution possible? Could individuals of a species look different today than Four conditions are needed for natural selection to occur: reproduction, heredity, variation in fitness or organisms, variation in individual characters among members of the population. _______ among populations can keep them similar to one another. If variations or mutations are extreme enough, new species can result. Assume that a population of one of these finch . b) Yes, some individuals can chang; Compared to sexual reproduction, asexual reproduction _____. 2. Why or why not? Which is important for evolutionary change and why? Which of the following is REQUIRED for the process of natural selection to occur? Posted Question: could individual of a species look different today than individual of the same species did many generations ago? Why are animals shaped differently in cooler climates than in warmer ones? Our experts can answer your tough homework and study questions. Get access to this video and our entire Q&A library, Who Was Charles Darwin? Current forms could continue to diverge into ever more distinct species or they could collapse back into one or a few species through hybridization or extinction. Which kinds of animals are most different from each other: humans or chimpanzees? What are the general characteristics shared by all animals? Could individuals of a species look different today chegg? Traits must be inherited from one generation to the next. Genetic drift b. Gene flow c. Mutation d. Natural selection. Could individuals of a species look different today than individuals of the same species did many generations ago? Why or why not? It may create animals that cannot reproduce. Explain. Campagna says, What were learning from these studies is that you dont need to be different across the entire genome to look different and behave differently. then you've come to the right place! Are humans subject to the same pressures of natural selection as other organisms? Using one of these four ideas, explain why you do not look like another person in this room. Yes, all individuals can change a little and pass those changes on to their offspring. We will look at multiple ways to update your . Are humans subject to the same pressures of natural selection as other organisms? Its rather like two cooks using the exact same ingredients for spaghetti sauce, but using a different recipe, varying when and how much of each ingredient is added, so the two sauces taste quite different. In animals generally, how much variation do you expect to see within as compared to between different races of a single species? Some populations are innately superior to others, because they have what it takes to prevail in those environments. Pellentesque dapibus efficitur laoreet. 6. Chris Chen, Integrated Vineyard Systems Advisor in Sonoma, Mendocino, and Lake Counties at the University of California Cooperative Extension is exploring solutions to this question. Today's AI opinion piece by Kissinger, Schmidt & Huttenlocher is wonderfully thought-provoking. How do bacteria acquire genetic variation, and how does that differ from the mechanism by which humans acquire variation? Why are humans so different from other animals? Which genes are different among species is more important than just the number of genes that are different., Available for everyone,funded by donors like you. p2: homozygous dominant (sad) 2pq: heterozygotes (sad) Q2 heterozygous recessive (happy) This is an scenario of what could occur. 1) Yes, all ind. ago? They can help us get to the root of how biological diversity has evolved. Campagna and collaborators were the first to show that this finch radiation is relatively recent and still ongoing. To continue further with th. A skydiver of mass 60.0kg60.0 \mathrm{~kg}60.0kg can slow herself to a constant speed of 90km/h90 \mathrm{~km} / \mathrm{h}90km/h by orienting her body horizontally, looking straight down with arms and legs extended. We store cookies data for a seamless user experience. Why would competition between two animals of the same species likely be more intense than competition between two animals of different species? Pellentesque dapibus efficitur laoreet. How fast can tarantulas move? After many generations, will all individuals in the population have the same adaptive trait? c. natural selection. In allopatric speciation, groups from an ancestral population evolve into separate species due to a period of geographical separation. All of the following are protective adaptations except one. How are these two copies similar? This changed the way that humans reproduced and evolved, which in turn, changed the way that humans look today. Which of the following is REQUIRED for the process of evolution by natural selection to occur? Right now, theyre considered separate species because the color and song of males keep them from widely interbreeding. We reviewed their content and use your feedback to keep the quality high. so you can get an accurate answer to your question. How is knowing how an animal develops important to determining its common ancestor? What really fascinates him is how male capuchinos can look and sound very different across species, despite being almost identical genetically. Would you expect the DNA of the goat to be more similar to? 20 hours ago, Posted Explain why the visual perceptions that other animal have and why that sensory input would vary and be differ from our own vertebrate visual system. Nam lacinia pulvinar tortor nec facilisis. 1. Why or why not?Yes, all individuals can change a little and pass those changes on to their offspring.Yes, some individuals can change a little and pass those changes on to their offspring.Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring.No, species do not change even after many generations, so individuals of the same species would not look different.Q6.6. Why are humans so genetically similar? Donec aliquet, View answer & additonal benefits from the subscription, Explore recently answered questions from the same subject, Test your understanding with interactive textbook solutions, Biology Today and Tomorrow with Physiology, Biology Today and Tomorrow without Physiology, Campbell Essential Biology with Physiology. (b) Which is important for evolutionary change and why? Why or why not? The 14 species of finches on the Galapagos Islands evolved from a single species that migrated to the islands several million years ago. Why do humans have some genes in common with bacteria, more genes in common with fish, and even more genes in common with mice? Evolutionary biologists often compare the morphological features of different organisms to look for relationships to determine how they have changed over time. Does the question reference wrong data/reportor numbers? Why or why not? Is it possible for two different genes to imply different phylogenetic relationships among a group of species? What are the differences between a monkey and a human? In this position, she presents the maximum cross-sectional area and thus maximizes the air-drag force on her. a. What are the 2 main reasons for variation between organisms of the same species? Could a solenoid suspended by a string be used as a compass? Why are humans so different from other animals? What is genetic recombination? The Angel Numbers 222 and 2222 (adding up to six and eight) reflect balance and stability, and mainly, seeking a new horizon. Mutation does not always affect the evolution of a species because A) not all mutations are inherited. Nam risus ante, dapibus a molestie consequat, ultrices ac magna. Autore dell'articolo: Articolo pubblicato: 16/06/2022 Categoria dell'articolo: rockin' the west coast prayer group Commenti dell'articolo: working at charles schwab reddit working at charles schwab reddit It's very important, and theoretically you could have a race where everyone has the same genotype for physical appearance. Course Hero is not sponsored or endorsed by any college or university. Homo neanderthalensis ("Man from the Neander Valley"): Also known as Neanderthals, these humans lived in western Asia and Europe. Humans share the same genetic code with: a. just other vertebrates. No, species do not change even after many generations, so individuals of the same species would not look different. Most ducks had less webbing on their feet than their parents. Second, the two species would need to have a significant difference in their reproductive capabilities. those traits on to their offspring. d. just other eukaryotes. Yes, some individuals can change a little and pass those changes on to their offspring. Could individuals of a species look different today than individuals of the same species did many What causes variation in a species? In what ways is culture similar between human and nonhuman primates? The amount of webbing on a duck's feet is a heritable trait. Select the correct statement(s) that justifies how he arrived at this conclusion. To put this another way: all humans have the same genes, yet we do not look alike. In biology, what is an adaptation? Miriam wanted a new pet. a) There is no difference; both have caused evolution throughout the history of life on earth b) Artificial selection applies to changes in domestic animals only, while natural sele. Nam lacinia pulvinar tortor nec facilisis. The Cornell Lab will send you updates about birds, birding, and opportunities to help bird conservation. Describe a study an evolutionary biologi. No, species do not change even after many generations, so individuals of the same species would not look different. c)Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. There is similar variety for wings and head color, creating an almost mix-and-match effect when the species are viewed side by side. A population is a group of individuals of the same species. offspring. Could individuals of a species look different today than individuals of the same species looked many generations ago? Donec aliquet. Be as specific as possible. If so, why did we evolve this way? The differences consistently fell in areas near color genes in sections of the genome once considered junk. Scientists have since learned that these areas of the genome, which once appeared to have no purpose, can play crucial roles in regulating genes and modifying their effects. Donec aliquet. Fusce dui lectus, congue vel laoreet ac, d, congue vel laoreet ac, dictum vitae odio. Explain! What species are humans today? One theory is that individuals of a species could look different today if they were exposed to different environmental conditions. Could individuals of a species look different today than individuals of the same species did many generations ago? Anaximander of Miletus (c. 610546 BC) proposed that the first animals lived in water, during a wet phase of the Earth's past, and that the first land-dwelling ancestors of mankind must have been born in water, and only spent part of . Pellentesque dapibus, congue vel laoreet ac, dictum vitae odio. One or more species must have recently been introduced to the region. AnswerGoat.com does not many any warranties about the accuracy, completeness or reliability of this information. Two important measures of a population are population size, the number of individuals, and population density, the number of individuals per unit area or volume. Thoroughly describe an example of each mechanism. The billions of human beings living today all belong to one species: Homo sapiens. Which of the following conditions would biologists say was required for the evolution of DDT resistance in a population?A few mosquitoes in the population were resistant to DDT before it was ever used.Mosquitoes in the population learned to adapt to the high levels of DDT in the environment.The mosquito population needed to evolve DDT resistance in order to avoid extinction.Exposure to DDT caused specific, nonrandom mutations for DDT resistance within the population.Use the following passage to answer the next two questions.Ducks are aquatic birds. According to this definition, one species is distinguished from another when, in nature, it is not possible for matings between individuals from each species to produce fertile offspring. All other trademarks and copyrights are the property of their respective owners. What are the noteworthy differences between the two? Mice & Keyboards. On average, what effect does genetic drift have on the differences between populations? Lorem ipsum dolor sit amet, consectetur adipiscing elit. Pluto TV is an ad-supported streaming service run by Paramount. \\ b. Different finch species live on different islands. Merlin Bird ID Can Tell You, published in the journal Science Advances, Repeated divergent selection on pigmentation genes in a rapid finch radiation. How do changes in DNA affect changes in adaptations? A) Species with low genetic variation go extinct. O Yes, some individuals can change a little and pass those changes on to their Discuss at least five aspects/qualities/traits of non-human primates that are similar and/or different from humans. How are humans related to primates? How does the human body's molecular system differ from dogs? Is it possible that two different species, either by chance or natural selection, evolve to be the same species? As in all species, there is variation among individual human beings, from size and shape to skin tone and eye color. D) not all mutations affect an entire species. Genetic variations can arise from gene variants (also called mutations) or from a normal process in which genetic material is rearranged as a cell is getting ready to divide (known as genetic recombination). Owned by the same company as Crackle, it's full of low-budget style films. A scientist is researching how to cure a type of blindness that is caused by a mutation in a gene. Exposure to DDT caused specific, nonrandom mutations for DDT resistance within the population. Why or why not? In evolutionary terms, thats life in the fast lane. Why do plants and animals differ with regards to their development and how, Theories about why human universals exist suggest all of the following except: a. Nam risus ante, dapibus a molestie consequat, ultrices a. Q7. These rocks were once below the ocean surface. Fontana, P.L. This can reflect many initiatives as 222 can express the need to redirect personal patterns of behavior, drastically, which will automatically change a personal course, or current trajectory. \\ vary only very slightly in appearance. Are DNA mutations and natural selection two different mechanisms of evolution? How can this population be expected to change over several successive generations, if the relative fitness differences observed remain unchanged? The technology behind the atomic bomb only exists because of a cooperative hive mind: hundreds of scientists and engineers. Fusce dui lectus, congue v, e vel laoreet ac, dictum vitae odio. Are there such height differences in the animal kingdom?