What are the general characteristics of animals? The amount of webbing on a ducks feet is a heritable trait.Q6.8. A. 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. What is the difference between humans and chimps? Are 2 methylpentane and 3 methylpentane position isomers? Was P. robustus a human? Wing bone structures of penguins and other birds are functionally different, but homologous. What really fascinates him is how male capuchinos can look and sound very different across species, despite being almost identical genetically. What is a distinguishing factor that separates mammals from other animals? B. For example, if a species of fish was only exposed to freshwater, they might look different than if they were exposed to saltwater. Over many generations, more beneficial traits will become more _____ since the organisms with those traits are better able to survive and _____. not? The amount of webbing on a duck's feet is a heritable trait. \\ have many common physical and behavioral characteristics. There are many different types available on the market today so make sure you research each one carefully before deciding which ones would work best for your pet. Finally, discover cousin species like Homo neanderthalensis. What is the change in a species over time or the process of biological change by which descendants come to differ from their ancestors called? Yes, all individuals can change a little and pass those changes on to their offspring. What is an example of a genetic mutation that created a new species in the modern era that humans have documented? a. the development of traits that organisms need in order to become more complex b. gene changes in populations over many generations c. the change that occurs in individuals as they try to survive in their environment d. the. What is biological evolution? Which of the following is REQUIRED for the pricess of evolution by natural selection to occur? A geographically continuous population has a gene pool that is relatively homogeneous. How can similar types of genetic mutation occur in different individuals of the same species? A disease attacks those plants and wipes them out. a. Q5. Submit your documents and get free Plagiarism report, (Rate this solution on a scale of 1-5 below). Another theory is that individuals of a species could look different today if they had different genetic mutations. Mice & Keyboards. Describe a study an evolutionary biologi. Explain! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Nam risus ante, dapibus a molestie consequat, ultrices ac magna. Nam risus ante, dapibus a molestie consequat, ultrices ac magna. A species is a group of individual organisms that interbreed and produce fertile, viable offspring. What are the differences between a monkey and a human? In sympatric speciation, groups from the same ancestral population evolve into . Would you expect the DNA of the goat to be more similar to? What characteristics do you see in humans, either anatomically or behaviorally, that are still shared with other primates? Explain. Why or why not? 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. Yes, all individuals can change a little and pass those changes on to their offspring. A large population of animals is split in two by a physical barrier. 2007-2023 Learnify Technologies Private Limited. Fusce dui lectus, congue v, e vel laoreet ac, dictum vitae odio. Why or why not? What caused us to become so different? d. Fertile offspring are produced. 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. Ecologists estimate the size and density of populations using quadrats and the mark-recapture method. For example, if a species of fish was only exposed to freshwater, they might look different than if they were exposed to saltwater. Members from different species are not able to give rise to viable offspring. Could pitcher plants genetically evolve or mutate to become similar to small carnivorous animals in the coming years (100, 200 or even 1,000)? why or why not? Which of the following is REQUIRED for the process of evolution by natural selection to occur?Offspring must be similar to their parents due to share genes.There must be a sudden environmental change.There must be a predator preying on the species.One or more species must have recently been introduced to the region.Q6.7. Traits must be inherited from one generation to the next. What is the most likely explanation of why this antibiotic no longer kills this bacteria? Q6.5. b) Yes, some individuals can change a little and pass those changes on to their offspring. 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 One species might have trills in different places, another song might be buzzy. No, species do not change even after many generations, so individuals of the same species would not look different. Why or why Why don't other animals have as many genetic mutations as humans? 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. Scientists have found large groups of fossils of marine animals on mountaintops. The bacteria have become resistant over several generations. On demand UK streaming service with common turnover of in style free movies. There must be a predator preying on the species. Skin color is not directly tied to race. Our experts can answer your tough homework and study questions. A certain species of rodent eats only one type of plant. d. just other eukaryotes. The mosquito population needed to evolve DDT resistance in order to avoid extinction. Why is a convoluted brain better than a smooth one? What are they doing that causes a shift in the gene frequencies for "desirable" traits? How different are the various functional traits among the different species of deer? Is it possible that two different species, either by chance or natural selection, evolve to be the same species? When we adapt, or evolve over time, does it happen through genetic mutation or something different? 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. Biologists believe that ducks evolved from land birds that did not have webbed feet. Biologists believe that new species evolve from existing species by a process called natural selection. Could individuals of a species look different today than individuals of the same species looked many generations ago? 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. a. Could individuals of a species look different today chegg? In allopatric speciation, groups from an ancestral population evolve into separate species due to a period of geographical separation. Merlin Bird ID Can Tell You, published in the journal Science Advances, Repeated divergent selection on pigmentation genes in a rapid finch radiation. 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. How is this best explained? Which form of gene technology would be the best for this example? 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. To continue further with th. Over time, the appearance of a species can change through evolution. If mutations arise that affect shell thickness within a snail population, then with crabs present, those mutations:Will result in offspring having thicker shells than their parents.Will result in offspring having thicker or thinner shells than their parents.Will happen because the parents choose to give them to their offspring.Will occur because crabs are present and snails need protection against predation.Q6.4. copyright 2003-2023 Homework.Study.com. Substances larger than ________ are normally not allowed to pass through the filtration membrane. Explain. Createyouraccount. (a) Do humans experience interspecific competition? You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Which is important for evolutionary change and why? 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. Will evolution occur if there is no variation in a population, if the only variation is acquired and not inherited or if all progeny survive and equally reproduce? However, humans still have significant differences with every species that exists on Earth. Submit, Explore over 16 million step-by-step answers from our library, , dapibus a molestie consequat, ultrices ac magna. She likes certain aspects of both types of dog. 2003-2023 Chegg Inc. All rights reserved. Why are humans so different from other animals? 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. Do monkeys vary in similar ways? To do this they have inserted a new segment of DNA where the mutated DNA was. In this position, she presents the maximum cross-sectional area and thus maximizes the air-drag force on her. Are all americans equally able to become engaged in government what factors make it more possible fo? Nam risus ante, dapibus a molestie consequat, ultrices a. In genetics, two organisms are part of the same population if: \\ a. 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 . Genetic drift b. Gene flow c. Mutation d. Natural selection. The correct answer is (c) Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. What are the 2 main reasons for variation between organisms of the same species? Campagna, L., M. Repenning, L.F. Silveira, C.S. Donec aliquet. individuals of the same species did many generations ago? David N. Shier, Jackie L. Butler, Ricki Lewis, John David Jackson, Patricia Meglich, Robert Mathis, Sean Valentine, BioEffRad-StudyGuide2019-Section7- Models of. B) glucose This observation led her to hypothesize that longer horns offer more protection against predation than do shorter horns. People who are heterozygous for the sickle-cell allele: Are not susceptible to either sickle-cell anemia or malaria. 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. Non-human primates have a lot to tell us about ourselves and our origins. B. Different finch species live on different islands. . Course Hero is not sponsored or endorsed by any college or university. Genetic variations that alter gene activity or protein function can introduce different traits in an organism. Nam lacinia pulvinar tortor nec facilisis. Which of the following is REQUIRED for the process of evolution by natural selection to occur? _______ among populations can keep them similar to one another. Does the mechanism produce a change in individuals or populations? Q6.5. Why does diversity between individuals and between species create problems for determining what is a species and what is a variant? Therefore, the first concept of the term "species" was based on the morphology. What does this tell Scientists about Earth's past? Nam risus ante, dapibus a molestie consequat, ultrices ac magna. 1. Q6. Is it a survivor bias? Could the us have to maintain neutrality in ww1? This indicates that: A. Using one of these four ideas, explain why you do not look like another person in this room. Why is sexual selection likely to result in more rapid changes in phenotype than typical natural selection in the same population? A mutation is harmful to an organism if it. 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. Now, another group of South American finches known as capuchino seedeaters is helping scientists learn about how, and how fast, evolution works. Reproduction is the ability of an organism to create new offspring. 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. A head of broccoli today is not the same as a head of broccoli 70 years agothey're almost different species. Why does natural selection only act on heritable variation? They were more muscular than we were and they had bigger brains than we did (or do today). The descendants would look the same as the original individuals because species do not change. Why did some primate species develop sexual swellings while others didn't? Describe why heritability only applies to population (not individuals or species), and how heritability can change without any genetic change occurring. A few years went by without much rain, and the only species of tree that survived had large seeds. We have the same building blocks, but the instructions on what to do with those building blocks are different among the finches, says Campagna. In evolution, why is it important that individuals vary from each other? Explain why only populations evolve but individuals do not. There is no definitive answer to this question, but there are some interesting theories that can be considered. C. What will most likely happen to the population in terms of natural selection? Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. Why are there so many different ways to define a species? What are possible reasons for t, Different species of animals rely more heavily on different senses. 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. Discuss at least five aspects/qualities/traits of non-human primates that are similar and/or different from humans. And instead of requiring large changes to the DNA to govern color production over many parts of the birds body, it has been accomplished through just a few changes to regulatory regions of the genome. If you're looking for the answer to the question: Could individuals of a species look different today chegg? c. A change in heritable traits over time occurs at. Why or why not? Discuss at least four characteristic traits of primates that other mammals do not share. From the Autumn 2017 issue of Living Bird magazine. 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). Selection acts on variation in ______; however, evolution depends on variation among _______. There must be a sudden environmental change. 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. d. continental drift. Why didn't other animals evolve to become closer to humans in intelligence? Course Hero is not sponsored or endorsed by any college or university. Today's AI opinion piece by Kissinger, Schmidt & Huttenlocher is wonderfully thought-provoking. Assume that a population of one of these finch . Microscopic study of the teeth indicates that he grew up at a growth rate similar to that of a great ape. As you know, the scales of these changes are different. Fusce dui lectus, congue vel laoreet ac, dictum vitae odio. Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. 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. 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. AnswerGoat.com will not be liable for any losses and/or damages in connection with the use of the website. Was the final answer of the question wrong? Which kinds of animals are most different from each other: humans or chimpanzees? Could a roman legion defeat a medieval army? In what ways is domestication (selection by humans) similar to natural selection, and in what ways is it different? This changed the way that humans reproduced and evolved, which in turn, changed the way that humans look today. Some populations are innately superior to others, because they have what it takes to prevail in those environments. Variation is the availability of different traits in a population. His observations of the embryos lead him to conclude that the species share a common ancestry. Why or why not? Is it through mutation? Did doc holliday actually shoot johnny ringo? Humans all share the same cultural knowledge and beliefs. The birds with larger beaks were better at eating the large seeds, so only the birds with larger beaks got enough food to survive, reproduce, and pass the trait of large beaks to the next generation. Why? why or why not? 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.
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