Give an example of how these mechanisms have impacted evolution in a species. What is genetic recombination? To continue further with th. Mice & Keyboards. 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. Owned by the same company as Crackle, it's full of low-budget style films. She met with a dog breeder who said that they could breed a dog for Miriam that had the best traits from both breeds. What qualities or characteristics do you p. Will humans ever evolve into a post-biological species? What characteristics do you see in humans, either anatomically or behaviorally, that are still shared with other primates? 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. Experts are tested by Chegg as specialists in their subject area. Could the story animal farm have taken place anywhere else? 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. How does competition among humans differ from competition in other animal species? This so-called junk DNA does not actually create proteins, but may influence how nearby genes are used. Explain some reasons why humans have been able to expand in number and distribution to a greater extent than most other animals. The more they used their feet, the more webbed their feet became, so they got enough food to survive and reproduce.Due to chance mutations, all the ducks feet in the next generation had more webbing. Evolutionary biologists often compare the morphological features of different organisms to look for relationships to determine how they have changed over time. Why are humans so different from other animals? It takes a long time for an individual to adapt to its environment. What caused us to become so different? What really fascinates him is how male capuchinos can look and sound very different across species, despite being almost identical genetically. why or why not? One theory is that individuals of a species could look different today if they were exposed to different environmental conditions. Which of the following is an example of genetic engineering? What might scientists say about the human, seal, bird, and bat based on this evidence? This observation led her to hypothesize that longer horns offer more protection against predation than do shorter horns. Could individuals of a species look different today than individuals of the same species did many generations ago? No, species do not change even after many generations, so individuals of the same species would not look different. Yes, all individuals can change a little and pass those changes on to their offspring. No, species do not change even after many generations, so individuals of the same species would not look different. Are abdominal muscles cut in hysterectomy? In contrast, humans have many more microRNA molecules (miRNAs) than these animals. (a) convergent evolution (b) divergent evolution (c) evolutionary cyclicity (d) uniformitarianism. This changed the way that humans reproduced and evolved, which in turn, changed the way that humans look today. This can result from random processes called genetic drift, or a more adaptive mechanism called natural selection. The genotype that an individual possesses for a trait, in turn, determines the phenotype the observable characteristicssuch as whether that individual actually ends up with straight, wavy, or curly hair. In Europe, dark peppered moths were rare before the 1850's and light colored moths were plentiful. To put this another way: all humans have the same genes, yet we do not look alike. Can certain traits in a population change because the environment changes? Why or why not? Explain how the mechanisms of evolution, such as natural selection, would be at play in the changing of human genes. How similar were humans 2,000-3,000 years ago compared to us now in appearance and genetics? Could individuals of a species look different today than individuals of the same species did many generations ago? Fusce dui lectus, congue v, e vel laoreet ac, dictum vitae odio. Miriam wanted a new pet. A population is a group of individuals of the same species. Which of the following histograms show the correct representation of the snail shell thickness data 4, 7, 2, 5, 4, 3? The billions of human beings living today all belong to one species: Homo sapiens. Lovette. Is it possible for two different genes to imply different phylogenetic relationships among a group of species? Genotype is the written instructions for appearance based on the DNA. How do changes in DNA affect changes in adaptations? E) urea. Now, it doesn't reach the same kind of headlines because there's many different infections and different parts of the body and different bacteria. Why do humans have some genes in common with bacteria, more genes in common with fish, and even more genes in common with mice? 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. O New species can eventually emerge with all these new adaptations over generations. Could individuals of a species look different today than individuals of the same species looked many generations ago? All rights reserved. One theory is that individuals of a species could look different today if they were exposed to different environmental conditions. Discuss at least four differences between apes and humans. They would do this by breeding a Poodle with a Husky. Amid extreme weather events, many grape growers ask themselves what they can do to adapt their vineyard for climate change. What is the reason for the phenotypic differences between individuals of the same species? This indicates that: A. 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. What is genetic recombination? Learn about Charles Darwin's background, what theory he is known for, and what natural selection is. 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. In this position, she presents the maximum cross-sectional area and thus maximizes the air-drag force on her. Scientists have estimated that there are around 8.7 million species of plants and animals in existence. Over one or two generations, beak size among finches increased. Humans shape their environment in ways that other organisms cannot. Natural selection makes an adaptive trait more common in a population. Our experts can answer your tough homework and study questions. \\ e. They are the same species and a. The birds' beaks varied in size, with some individuals having slightly smaller beaks and others having slightly larger beaks. Why do people (and most other species) have two copies of each chromosome? I'm watching with my students! Could individuals of a species look different today than individuals of the same species did many generations ago? No, species do not change even after many generations, so individuals of the same species would not look different. 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. How are they different? AnswerGoat.com does not many any warranties about the accuracy, completeness or reliability of this information. If you're looking for the answer to the question: Could individuals of a species look different today chegg? \\ c. They have the same phenotype. In animals generally, how much variation do you expect to see within as compared to between different races of a single species? How does genetic variation help a population survive in the face of changing, uncertain environments? All information of this website is published in good faith and for general information purposes only. Could individuals of a species look different today than individuals of the same species did many generations ago? Which of the following is REQUIRED for the process of evolution by natural selection to occur? In what ways is domestication (selection by humans) similar to natural selection, and in what ways is it different? Biologists believe that ducks evolved from land birds that did not have webbed feet. Why or why not? But we are much more alike than we are different. What are the four major ways that humans are affecting other species through our actions? By what mechanisms have we evolved into distinct species? Many generations later, almost all ducks had more webbing on their feet. All of the following are protective adaptations except one. (a) Do humans experience interspecific competition? Lorem ipsum dolor sit amet, consectetur adipiscing elit. Use the following passage to answer the next two questions. There is fossil evidence that this . The pigweed has evolved to withstand the Roundup. 3 days ago. a. A large population of animals is split in two by a physical barrier. Traits must be inherited from one generation to the next. To continue further with th. A) Species with low genetic variation go extinct. A disease attacks those plants and wipes them out. Ducks are aquatic birds. Yes, some individuals with certain traits are more likely to survive and pass Yes, some individuals can change a little and pass those changes on to their offspring. Nam lacinia pulvinar tortor nec facilisis. The amount of webbing on a ducks feet is a heritable trait.Q6.8. Does the question reference wrong data/reportor numbers? Q6.5. Conditions have changed in significant ways everywhere on earth, with some of these changes happening suddenly and others more gradually. The Angel Numbers 222 and 2222 (adding up to six and eight) reflect balance and stability, and mainly, seeking a new horizon. Why don't other animals have as many genetic mutations as humans? Donec aliquet. Do any of our fossil relatives or other species share some aspects of this unique set of characteristics? a)Yes, all individuals can change a little and pass those changes on to their offspring. 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. b. greater the mutation rate will be. B. environment and acquired characteristics will no affect populations, only individuals C. natural selection c. Since humans evolved, where are all the other human variations resulting from random genetic mutations? a. For example, if a species of fish was only exposed to freshwater, they might look different than if they were exposed to saltwater. Explain. The answer to this question is not well understood, but it is thought that a number of things would need to happen in order for one species to change into two species over time. 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. Is it through mutation? 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? Why or why not? b) Yes, some individuals can chang; What are the 2 main reasons for variation between organisms of the same species? While it took more than 2 million years for Darwins finches to evolve into their present forms, nine capuchino species (in the genus Sporophila) have appeared in the last 500,000 to 1 million years. Yes, all individuals can change a little and pass those changes on to their offspring. Explain. Over time, the appearance of a species can change through evolution. As you know, the scales of these changes are different. She likes certain aspects of both types of dog. Thoroughly describe an example of each mechanism. Right now, theyre considered separate species because the color and song of males keep them from widely interbreeding. Q5. p2: homozygous dominant (sad) 2pq: heterozygotes (sad) Q2 heterozygous recessive (happy) This is an scenario of what could occur. All rights reserved. There are at least 4 different ways that humans have genetic variation, a. This is a question that has been debated for many years. Pellentesque dapibus, congue vel laoreet ac, dictum vitae odio. 6. The central ideas of evolution are that life has changed over time and different species share common ancestors. Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. 0.48. The 14 species of finches on the Galapagos Islands evolved from a single species that migrated to the islands several million years ago. What really fascinates him is how male capuchinos can look and sound very different across species, despite being almost identical genetically. 2003-2023 Chegg Inc. All rights reserved. 1. A) sodium ions Why does diversity between individuals and between species create problems for determining what is a species and what is a variant? _______ among populations can keep them similar to one another. 6. Numerous species in the same region must have recently become extinct. What is culture and how does culture differ between human and nonhuman primates? Over time, the genetic makeup of the two resulting populations becomes more and more different, until each population becomes a separate species. Over more recent history, during the last 10,000 years, there have been significant changes for humans to . For example, if a species of fish was only exposed to freshwater, they might look different than if they were exposed to saltwater. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Mutation does not always affect the evolution of a species because A) not all mutations are inherited. Why is it that physical distinction between genders is more evident in humans than it is in other animals, say, a cat? Pellentesque dapibus efficitur laoreet. Nam lacinia pulvinar tortor nec facilisis. b. 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. Another theory is that individuals of a species could look different today if they had different genetic mutations. Some scientists believe that the answer is yes, while others believe that the answer is no. Why is a convoluted brain better than a smooth one? How is it the same? A characteristic of an organism that can change in res. How are humans able to affect and alter the phenotypes of other organisms through artificial selection? This is where terms like 'heterozygous' come into play. Therefore, the first concept of the term "species" was based on the morphology. She returned every week for 12 weeks to measure survival of tagged lizards. After many generations, will all individuals in the population have the same adaptive trait? Why do different genders of the same animal evolve differently? The mosquito population needed to evolve DDT resistance in order to avoid extinction. Peppered moths have wings that vary in color, ranging from white to dark gray. Nam risus ante, dapibus a molestie consequat, ultrices ac magna. B. A. In evolutionary terms, thats life in the fast lane. Why or why not? - Theory of Evolution & Natural Selection. Why don't other animals have as many genetic mutations as humans? What additional genetic factors increase the resemblance between siblings? Exposure to DDT caused specific, nonrandom mutations for DDT resistance within the population. a) Yes, all 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 Give a reason why animals must be classified. How are the striking similarities among genes that govern development in widely differing species strong evidence for evolution? Bio diversity refers to every living thing, including plants, bacteria, animals, and humans. Biologists believe that ducks evolved from land birds that did not have webbed feet. C. Variatio. Fontana, P.L. 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. A food source must disappear. How does the human epidermal layer differ from that of other animals such as dogs and cats? It is reproductively isolated from other species. 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. All humans carry the same genes. Why are there more species of insects than mammals and birds? The correct answer is (c) Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. why or why not? B. What is the connection between the size of a snail and their ability to reproduce, when around birds? However, humans still have significant differences with every species that exists on Earth. If humans evolved from a common ancestor we share with monkeys, why do we have such broad variations in physical features across our species (i.e. 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 . Why or why not? To put this another way: all humans have the same genes, yet we do not look alike. The descendants would look the same as the original individuals because species do not change. 2017. 2. The current 13 finch species are the only species that survived. What makes humans so different from the rest of the species on the planet? b) Yes, some individuals can chang; Why didn't humans evolve to hibernate like many other mammals? Lorem ipsum, amet, consectetur adipiscing elit. 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. Finches with small beaks ate all of the small seeds, leaving only bigger seeds. DDT is an insecticide that was used extensively in the mid-1900s to kill mosquitoes. b. 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. could individuals of a species look different today. Q6. South Carolina, Colleton County | 8.9K views, 267 likes, 44 loves, 169 comments, 13 shares, Facebook Watch Videos from COURT TV: Judge Clifton Newman. The male finches are the same shape and size but wear different combinations of about five colors. A trait with a genetic basis that increases the fitness of an individual with the trait in a particular environment, compared to individuals lacking the trait. Could individuals of a species look different today than individuals of the same species looked many generations ago? b. Could the us have to maintain neutrality in ww1? Nam lacinia pulvinarsltesque dapibu,
consectetur adipiscing elit. a. A. Why is it that humans have three different blood groups: A, B, and O? Discuss at least five aspects/qualities/traits of non-human primates that are similar and/or different from humans. When I was studying nutrition and soil management over 20 years ago, produce could already be classified as "franken-food". 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 . A species of bird ate many types of seeds, each type coming from a different species of tree. Explain your answer. Privacy Policy. Finally, the two species would need to be unable to interbreed. Done, onec aliquetpulvinar tortor nec facilisis. Describe a study an evolutionary biologi. offspring. Genetic variation within a species can result from a few different sources. Variation allows some individuals to do better than others, so those variations are selected. Why? What will most likely happen to the population in terms of natural selection? A species is a group of individual organisms that interbreed and produce fertile, viable offspring. D) amino acids Explain the mechanisms of genetic variation. O Yes, some individuals can change a little and pass those changes on to their Nam lacinia pulvinar tortor nec facilisis. A mutation is harmful to an organism if it. Different finch species live on different islands. Fusce dui lectus, c, Explore over 16 million step-by-step answers from our library, 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. Which is important for evolutionary change and why? Lettuce, broccoli and spinach may look and taste fairly normal but Studies done in the early 2000 . Was the final answer of the question wrong? Transitional fossils show that the ancestral horse was much smaller than the modern horse. Consider also that the environment that this organism lives in changes for the worse. O No, species do not change even after many generations, so individuals of the Repeated divergent selection on pigmentation genes in a rapid finch radiation. In genetics, two organisms are part of the same population if: \\ a. Nam risus ante, dapibus a molestie consequat, ultrices ac magna. One species might have trills in different places, another song might be buzzy. Why are humans so different from other animals?
Drew Gemma Ex Wife,
Articles C
