could individuals of a species look different today10 marca 2023
could individuals of a species look different today

Are humans subject to the same pressures of natural selection as other organisms? How is this best explained? What are the 2 main reasons for variation between organisms of the same species? How is this best explained?Ducks with less webbing worked harder than ducks with more webbing to eat aquatic plants. c. natural selection. Evolutionary biologists often compare the morphological features of different organisms to look for relationships to determine how they have changed over time. Which is important for evolutionary change and why? B. The male finches are the same shape and size but wear different combinations of about five colors. Why? O No, species do not change even after many generations, so individuals of the Our experts can answer your tough homework and study questions. The smallest and largest snails would be the most likely to reproduce. Why or why not? Explain. In what ways is the human brain different from other species (non-primate and non-human primate)? Why does natural selection occur more in animals than humans? a. Were the solution steps not detailed enough? 6. Selection acts on variation in ______; however, evolution depends on variation among _______. Lorem ipsum dolor sit amet, consectetur adipiscing elit. In animals generally, how much variation do you expect to see within as compared to between different races of a single species? In this position, she presents the maximum cross-sectional area and thus maximizes the air-drag force on her. 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? This problem has been solved! Q6.5. Q5. Consider also that the environment that this organism lives in changes for the worse. Individuals of the same species generally \\ experience prezygotic barriers to reproduction. Explain some reasons why humans have been able to expand in number and distribution to a greater extent than most other animals. As many years went by, the environment changed such that the aquatic food sources were much more plentiful than those on land. 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. Explain. Why or why not? See Answer Homo neanderthalensis ("Man from the Neander Valley"): Also known as Neanderthals, these humans lived in western Asia and Europe. Conditions have changed in significant ways everywhere on earth, with some of these changes happening suddenly and others more gradually. Humans rely on other organisms for survival; however, all other organisms would be better off without humans. 2003-2023 Chegg Inc. All rights reserved. A. A. Why do many animals have different colored feet than the rest of their bodies? 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. Could individuals of a species look different today than individuals of the same species did many generations ago? This can result from random processes called genetic drift, or a more adaptive mechanism called natural selection. Its possible that in these rapid radiations, whats changing is when and how much of these ingredients are being added.. Yes, some individuals with certain traits are more likely to survive and pass What species are humans today? \\ do not interbreed extensively. 2. The 14 species of finches on the Galapagos Islands evolved from a single species that migrated to the islands several million years ago. Experts are tested by Chegg as specialists in their subject area. Humans shape their environment in ways that other organisms cannot. Could individuals of a species look different today than individuals of the same species did many generations ago? How can making good decisions help people? The known types of human species included: 1. A species is a group of individual organisms that interbreed and produce fertile, viable offspring. Be s. Explain why differences in skin pigmentation in human populations can be explained by the theory of evolution and natural selection. Its individuals appear different from other species. 2003-2023 Chegg Inc. All rights reserved. Could individuals of a species look different today than individuals of the same species did many generations ago? c. Its populations can interbreed. Skin color is not directly tied to race. c) Yes, some. The mosquito population needed to evolve DDT resistance in order to avoid extinction. Different finch species live on different islands. Use the following passage to answer the next two questions. Any action you may take upon the information you find on this website is strictly at your own risk. Why or why not? However, humans still have significant differences with every species that exists on Earth. A species of bird ate many types of seeds, each type coming from a different species of tree. Nam lacinia pulvinar tortor nec facilisis. They were more muscular than we were and they had bigger brains than we did (or do today). 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. Which of the following is REQUIRED for the process of natural selection to occur? 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. Wing bone structures of penguins and other birds are functionally different, but homologous. AnswerGoat.com will not be liable for any losses and/or damages in connection with the use of the website. Discuss both the evolutionary implications/benefits of light skin pigmentation and dark skin pigmentation. 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. Humans all share the same cultural knowledge and beliefs. Could pitcher plants genetically evolve or mutate to become similar to small carnivorous animals in the coming years (100, 200 or even 1,000)? Are abdominal muscles cut in hysterectomy? What additional genetic factors increase the resemblance between siblings? Near industrialized areas, black powder covered surfaces, including the moth habitat. a) Yes, all individuals can change a little and pass those changes on to their offspring. O Yes, some individuals can change a little and pass those changes on to their 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. Another theory is that individuals of a species could look different today if they had different genetic mutations. Their feet are webbed and this trait makes them fast swimmers. same species would not look different. Substances larger than ________ are normally not allowed to pass through the filtration membrane. If we share 99% of the DNA of a chimpanzee, why are we so different than the chimpanzee? They were made famous by Charles Darwin, who developed his theory of evolution in part by studying the birds. Give a reason why animals must be classified. Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. Why is a convoluted brain better than a smooth one? 1) Yes, all ind. b. just other multicellular animals. After many generations, will all individuals in the population have the same adaptive trait? Amid extreme weather events, many grape growers ask themselves what they can do to adapt their vineyard for climate change. Lovette. What is biological evolution? C) albumin This changed the way that humans reproduced and evolved, which in turn, changed the way that humans look today. This is a question that has been debated for many years. Q6.5. How similar were humans 2,000-3,000 years ago compared to us now in appearance and genetics? (opens in new tab) A person walking in the Mojave Desert during the post-apocalyptic Wasteland Weekend festival on Sept. 28, 2019. What might scientists say about the human, seal, bird, and bat based on this evidence? From one ancestral species that colonized the remote island chain, many new finch species evolved with differently sized and shaped beaks to exploit the foods available. Explain why only populations evolve but individuals do not. Evolutionary changes occur when ________ acts upon populations containing individuals with genetic differences. a. Genetic drift b. Gene flow c. Mutation d. Natural selection. She couldn't decide if she wanted a Poodle or a Siberian Husky. Fusce dui lectus, congue v, e vel laoreet ac, dictum vitae odio. And yet, at the genetic level they are up to 99.97% identical. A disease attacks those plants and wipes them out. Human childhood is much longer than that of other animals; therefore, other animals rely only on their genetic information. Natural Selection is an example of a mechanism of evolution. Why or why not? c) Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. B) not all mutations are beneficial. What makes modern humans (Homo sapiens) unique in terms of our biological and cultural adaptations? Which of the following histograms show the correct representation of the snail shell thickness data 4, 7, 2, 5, 4, 3? a. why or why not? Why don't other animals have as many genetic mutations as humans? O Yes, all individuals can change a little and pass those changes on to their Right now, theyre considered separate species because the color and song of males keep them from widely interbreeding. A large population of animals is split in two by a physical barrier. Module 3: Fine-Tuning Your Results As you would correctly imagine, while AI generated text is often really good, it also gets things wrong at times. C. organism populations can change physically over long periods of time. To account for these and other issues, biologists and palaeontologists use a whole raft of different 'species concepts' that can help separate species from one another and also identify new species. It's not clear based on the DNA evidence whether the 13 species arose from a single migration of one species or multiple migrations of several species from the mainland to the islands. Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. 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. \\ c. They have the same phenotype. Do tarantulas make webs like other spiders? While webbed feet were evolving in ancestral ducks, with each generation: Most ducks had about the same amount of wobbing on their feet as their parents. How do changes in DNA affect changes in adaptations? B) Low levels of genetic variation may make hybrid species more likely, so neither species will go extinct. It is reproductively isolated from other species. A farmer takes pollen from a plant with desired traits and intentionally places the pollen on a plant with other desired traits. A major difference among finch species is in their beaks: both size and shape vary greatly. Yes, some individuals can change a little and pass those changes on to their offspring. Explain your answer. There must be a sudden environmental change. Yes, when the environment changes, individuals with certain inherited traits survive and will be able to reproduce. The most common mechanism for this is natural selection, in which individuals with beneficial heritable traits reproduce more than organisms without these traits, causing an increase in the frequency of the trait within the population. Why or why not? How do changes in DNA affect changes in adaptations? Answering the following Biology Lab questions.Q6.1. d. Fertile offspring are produced. 1 See answer Advertisement Harshtsingh Yes, all individuals can change a little and pass those changes on to their offspring. 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. AnswerGoat.com does not many any warranties about the accuracy, completeness or reliability of this information. The descendants would look the same as the original individuals because species do not change. What is the reason for the phenotypic differences between individuals of the same species? Propose an explanation for the return of the light-colored peppered moth population. Which of the following explains what might happen next? B. Course Hero is not sponsored or endorsed by any college or university. We are, in fact, remarkably similar. Why or why not? Do different species start with a genetic mutation? What are the 2 main reasons for variation between organisms of the same species? What are the impli. One of the requirements for the process of natural selection to occur is that there be variation among organisms. One theory is that individuals of a species could look different today if they were exposed to different environmental conditions. The Cornell Lab will send you updates about birds, birding, and opportunities to help bird conservation. If you're looking for the answer to the question: Could individuals of a species look different today chegg? 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 Submit. If two species look alike, live in different places, but are not genetically related, it is probably a case of _______. Donec aliquet. Nam risus ante, dapibus a molestie consequat, ultrices a. Peppered moths have wings that vary in color, ranging from white to dark gray. For example, these happy face spiders look different, but since they can interbreed, they are considered the same species: Theridion grallator. This textbook can be purchased at www.amazon.com. The billions of human beings living today all belong to one species: Homo sapiens. Explain how animal behaviors, including human behaviors, are governed by genetic inheritance. The pigweed has evolved to withstand the Roundup. In Europe, dark peppered moths were rare before the 1850's and light colored moths were plentiful. Traits must be inherited from one generation to the next. It is possible that the answer to this question could be found through further research. Different finch species live on different islands. You can specify conditions of storing and accessing cookies in your browser. Plants and animals do not share a common multicellular ancestor. She returned every week for 12 weeks to measure survival of tagged lizards. Assume that a population of one of these finch . Q7. Explain. why or why not? Do any of our fossil relatives or other species share some aspects of this unique set of characteristics? CHOOSE ALL THAT APPLY! There is no definitive answer to this question, but there are some interesting theories that can be considered. Yes, some individuals can change a little and pass those changes on to their offspring. Explain why only populations evolve but individuals do not. (b)(b)(b) If the drag force is given by bv2b v^2bv2, what is the value of bbb ? Would you expect the DNA of the goat to be more similar to? Microscopic study of the teeth indicates that he grew up at a growth rate similar to that of a great ape. Why or why not? Proposals that one type of animal, even humans, could descend from other types of animals, are known to go back to the first pre-Socratic Greek philosophers. Select the correct statement(s) that justifies how he arrived at this conclusion. Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. 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 . The theory of evolution states: A. better-adapted organism reproduces at a higher rate. Why or why not? Can certain traits in a population change because the environment changes? Be as specific as possible. Is it through mutation? then you've come to the right place! A species is a population of plants or animals that can breed to produce offspring that can then produce offspring themselves. Mosquitoes in the population learned to adapt to the high levels of DDT in the environment. Scientists have found large groups of fossils of marine animals on mountaintops. Why does natural selection only act on heritable variation? b) Yes, some individuals can change a little and pass those changes on to their offspring. Traits must be inherited from one generation to the next. Consider a population that lacks variation and no individual has any advantageous traits. Tubaro, and I.J. Second, the two species would need to have a significant difference in their reproductive capabilities. Recently, more and more farmers have discovered that their fields have Roundup-resistant pigweed growing along with their crop. Which of the following do scientists use to learn about organisms that lived many years ago but are no longer alive today? 2. Many generations later, almost all the birds had the slightly larger beaks. Humans and chimpanzees are estimated to have diverged their evolutionary paths about 5 to 6 million years ago while remaining the same before that period. If there is NO SELECTIVE SURVIVAL based on shell thickness within a population of snails, what happens to shell thickness in response to crab predation?The average shell thickness increases within each generation, but there is no change in shell thickness from generation to generation.There is evolution by natural selection of shell thickness, and average shell thickness increases every generation.There may be evolution of shell thickness, but not through natural selection and not necessarily toward thicker shells.There is no change in shell thickness within the population.Q6.3. a) Yes, all individuals can change a little and pass those. Q6.5. If a species is evolving, when is it considered a new species different from the organism it evolved from? Morphology is how an individual looks. Nam lacinia pulvinarsltesque dapibu,

consectetur adipiscing elit. A geographically continuous population has a gene pool that is relatively homogeneous. Explain the mechanisms of genetic variation. What is the reason for the phenotypic differences between individuals of the same species? Variation in traits that affect which individuals survive and reproduce in each generation is called: a. fatalism b. genetic engineering c. morphology d. catastrophism e. natural selection. Nam risus ante, dapibus a molestie consequat, ultrices ac magna. I've rounded off in many locations to ensure that the sum of allele frequencies and genotypes will be one and the number of bears will be a whole number. A. environment and acquired characteristics will not affect populations, only individuals B. no way to pass environment or acquired characteristics to offspring, only genes C. heritable variat. The three conditions that must be met for evolution to occur by natural selection are that there must be variation, there must be selection, and there must be inheritance of variation. Discuss at least four characteristic traits of primates that other mammals do not share. Choice (d) is incorrect because it would be possible for this species to evolve over time. Could a solenoid suspended by a string be used as a compass? 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. How can everyone alive today be the same species if not all populations today have Neanderthal DNA while some people have up to about 4% Neanderthal DNA? Which kinds of animals are most different from each other: humans or chimpanzees? Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. A food source must disappear. All humans carry the same genes. Nam lacinia pulvinar tortor nec facilisis. D. modifications in an individual are caused. There are at least 4 different ways that humans have genetic variation, a. Could the story animal farm have taken place anywhere else? In evolutionary terms, thats life in the fast lane. They were therefore able to eat aquatic plants and get enough food to survive and reproduce.Ducks with more webbing were better at eating aquatic plants than ducks with less webbing, so the ducks with more webbing survived and reproduced better than ducks with less webbing.Ducks with less webbing needed to grow more webbing in their feet in order to improve their access to aquatic plants, which allowed them to survive better and reproduce more.Q6.10. Fossils of organisms that lived many years ago, and DNA from the remains of organisms that lived many years ago. C. Variatio. 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. Describe what has most likely happened over time to lead to this. Discover when homo sapiens arrived and their hominid ancestors, such as australopithecines and Homo erectus. One or more species must have recently been introduced to the region. Yes, all individuals can change a little and pass those changes on to their offspring. 2. There are some phenotypic differences among human populations that reflect adaptation to different environments. If variations or mutations are extreme enough, new species can result. b. Why do people (and most other species) have two copies of each chromosome? In contrast, humans have many more microRNA molecules (miRNAs) than these animals. In what ways is domestication (selection by humans) similar to natural selection, and in what ways is it different? Why do humans have some genes in common with bacteria, more genes in common with fish, and even more genes in common with mice? The light moths declined in number and the dark colored moths increased in number. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. p2: homozygous dominant (sad) 2pq: heterozygotes (sad) Q2 heterozygous recessive (happy) This is an scenario of what could occur. Variation allows some individuals to do better than others, so those variations are selected. O No, species do not change even after many generations, so individuals of the same species would not look different. What is the reason for the phenotypic differences between individuals of the same species? Pellentesque dapibus efficitur laoreet. To put this another way: all humans have the same genes, yet we do not look alike. Reduction of the burning of fossil fuels (coal). Why or why not? On average, what effect does genetic drift have on the differences between populations? How are humans related to primates? Could a roman legion defeat a medieval army? 1. This indicates that: A. The males songs are in the same general frequency, but the phrasing is quite different, Campagna explains. Do monkeys vary in similar ways? Learn about Charles Darwin's background, what theory he is known for, and what natural selection is. 2 years ago, Posted These rocks were once below the ocean surface. By the year 2000, the graph shows the population of light colored moths significantly increasing. B. e. all living organisms, with just a few exceptions. Olfspring must be similar to their parents due to shared genes. Why or why not? 2. It is their physical features and anatomical parts. The most well-known example is a group of more than a dozen finch species in the Galapagos. Variation is the availability of different traits in a population. What makes an animal an animal? Could individuals of a species look different today than individuals of the same species looked many generations ago? She likes certain aspects of both types of dog. Could individuals of a species look different today than individuals of the same species did many generations ago? Because so much of each species genome is the same, Campagna says its easier to find the minute differences, making them great subjects for study. Thats because females of all the capuchino species look identicalits often impossible to tell them apart, even in the hand. What is a distinguishing factor that separates mammals from other animals? Learn about human evolution, how modern humans developed. What really fascinates him is how male capuchinos can look and sound very different across species, despite being almost identical genetically. Which of the following conditions would biologists say was required for the evolution of DDT resistance in a population? 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. 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 Explain how differences in skin color of humans have been selected for in different environments. Most ducks had less webbing on their feet than their parents. By what mechanisms have we evolved into distinct species? No, species do not change even after many generations, so individuals of the same species would not look different. What causes variation in a species? Q6.5. Donec aliquet. So, how can the males all be so different? How different are the various functional traits among the different species of deer? 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). Campagna points out that to a certain degree there may be a cultural element involved, tooa female picks a bird colored like her father or other relatives. What is the reason for the phenotypic differences between individuals of the same species? Why are animals shaped differently in cooler climates than in warmer ones? How does the human epidermal layer differ from that of other animals such as dogs and cats? For example, chimpanzees and humans, the skulls of which are shown in Figure 12.2. Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. How does the human body's molecular system differ from dogs? In biology, what is an adaptation? The outcome of each genetic bird recipe is a capuchino finch that looks differentone species with a black throat and gray cap, another with a white throat and gray cap. The amount of webbing on ducks' feet had no relationship with the amount their parents had. Which of the following is NOT an example of gene technology? In allopatric speciation, groups from an ancestral population evolve into separate species due to a period of geographical separation. Give an example of how these mechanisms have impacted evolution in a species. 9.) Could individuals of a species look different today than individuals of the same species did many What causes variation in a species? Does the question reference wrong data/reportor numbers? Why is it necessary to take enough time before making a decision? In this sense, a species is the biggest gene pool possible under natural conditions. A million years ago, there were probably a few different species of humans around, including Homo heidelbergensi s, which shared similarities with both Homo erectus and modern humans, but more primitive anatomy than the later Neanderthal. Why didn't humans evolve to hibernate like many other mammals? Which of the following statements support the Theory of Evolution? A major difference among finch species is in their beaks: both size and shape vary greatly.Assume that a population of one of these finch species is undergoing evolution by natural selection with respect to beak size and shape. Pellentesque dapibus efficitur laoreet. Mediterranean climates like California, with hot and dry summers and cold wet winters . copyright 2003-2023 Homework.Study.com.

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