In allopatric speciation, groups from an ancestral population evolve into separate species due to a period of geographical separation. Q5. Why or why not? All of the following are protective adaptations except one. 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. Why is it necessary to take enough time before making a decision? Why did some primate species develop sexual swellings while others didn't? Explain how animal behaviors, including human behaviors, are governed by genetic inheritance. Q6.6. When I was studying nutrition and soil management over 20 years ago, produce could already be classified as "franken-food". c. Its populations can interbreed. Explain why only populations evolve but individuals do not. Why is it harder for human babies to be delivered than other animals? In biology, what is an adaptation? Transitional fossils show that the ancestral horse was much smaller than the modern horse. Nam lacinia pulvinar tortor nec facilisis. Which form of gene technology is this an example of? Explain. Do monkeys vary in similar ways? A species is a group of individual organisms that interbreed and produce fertile, viable offspring. Which of the following is not part of how we define a species? Selection is the way that different traits affect an organism's ability to survive and reproduce. O No, species do not change even after many generations, so individuals of the Skin color is not directly tied to race. d) No, species do not change even after many generations, so individuals of the same species would not look different. Could individuals of a species look different today than individuals of the same species did many generations ago? The 14 species of finches on the Galapagos Islands evolved from a single species that migrated to the islands several million years ago. Humans have about the same number of protein-coding genes as do animals such as tunicates that have a very simple body form and few neurons. What are the features of a highly evolved brain? Why or why not? Fusce dui lectus, congue vel laoreet ac, dictum vitae odio. 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. Peppered moths have wings that vary in color, ranging from white to dark gray. 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. 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. 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. 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. 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. a. Species have changed and continue to change over time because of their environment, genetics, and reproduction. Why or why not? A large population of animals is split in two by a physical barrier. How are modern humans distinct from Paranthropus robustus? b. For example, if a species of fish was only exposed to freshwater, they might look different than if they were exposed to saltwater. p2: homozygous dominant (sad) 2pq: heterozygotes (sad) Q2 heterozygous recessive (happy) This is an scenario of what could occur. Yes, all individuals can change a little and pass those changes on to their offspring. Explain. Why is genetic variation within a species important to conservation? A certain species of rodent eats only one type of plant. DDT is an insecticide that was used extensively in the mid-1900s to kill mosquitoes. Plants and animals do not share a common multicellular ancestor. Many animals share similar characteristics with other animals and also share some features with humans. To do this they have inserted a new segment of DNA where the mutated DNA was. The males songs are in the same general frequency, but the phrasing is quite different, Campagna explains. (b) How does competition among humans differ from the competition in other animal species? 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? Most ducks had less webbing on their feet than their parents. During the Industrial Revolution through the mid-20th century, factories and power plants, which burned coal, produced large quantities of soot and smog. How do animals that live in different environments meet their need for efficient gas exchange? Explain some reasons why humans have been able to expand in number and distribution to a greater extent than most other animals. B) glucose We can learn a lot from these instances of fast speciation, says Cornell Lab scientist Leonardo Campagna, who has studied these finches for 10 years. A farmer takes pollen from a plant with desired traits and intentionally places the pollen on a plant with other desired traits. Could individuals of a species look different today chegg? You can specify conditions of storing and accessing cookies in your browser. In contrast, humans have many more microRNA molecules (miRNAs) than these animals. Fusce dui lectus, congue vel laoreet ac, dictum vitae odio. 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. Do monkeys vary in similar ways? Discover when homo sapiens arrived and their hominid ancestors, such as australopithecines and Homo erectus. Could a remove () function also be defined for a singly linked list? Consider also that the environment that this organism lives in changes for the worse. If so, how do modern humans differ from them? In sympatric speciation, groups from the same ancestral population evolve into . 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). a) Variation b) Normalization c) Extinction. The latest findings, published in the journal Science Advances, suggest the differences may depend on just a few genes with an outsized role in the evolution of the birds appearance. d. greater the chance one will go extinct. For this topic, please briefly compare and contrast microevolution and macroevolution. A scientist is studying embryos from two different species. Nam risus ante, dapibus a molestie consequat, ultrices ac magna. Q6. Q6.5. Explain why only populations evolve but individuals do not. Donec aliquet. 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. The amount of webbing on a ducks feet is a heritable trait.Q6.8. A scientist is researching how to cure a type of blindness that is caused by a mutation in a gene. Why or why not? Why or why not? The longer that two populations are kept from interbreeding, the: a. more recessive alleles will be expressed. Which of the following do scientists use to learn about organisms that lived many years ago but are no longer alive today? The most complete fossil individual of this species is known as the 'Turkana Boy' - a well-preserved skeleton (though minus almost all the hand and foot bones), dated around 1.6 million years old. Give a reason why animals must be classified. (opens in new tab) A person walking in the Mojave Desert during the post-apocalyptic Wasteland Weekend festival on Sept. 28, 2019. 2 are very similar genetically, sharing 99 percent 1 of their genes. Which kinds of animals are most different from each other: humans or chimpanzees? Morphology is how an individual looks. Fusce dui lectus, congue vel laoreet ac, dictum vitae odio. How is this best explained?Ducks with less webbing worked harder than ducks with more webbing to eat aquatic plants. 2. b. greater the mutation rate will be. How are they different? Could individuals of a species look different today than individuals of the same species did many generations ago? 2003-2023 Chegg Inc. All rights reserved. Submit your documents and get free Plagiarism report, (Rate this solution on a scale of 1-5 below). The latest findings, published in the journal Science Advances, suggest the differences may depend on just a few genes with an outsized role in the evolution of the birds' appearance. What caused us to become so different? Why don't other animals have as many genetic mutations as humans? AnswerGoat.com does not many any warranties about the accuracy, completeness or reliability of this information. Could a solenoid suspended by a string be used as a compass? b. just other multicellular animals. 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 One or more species must have recently been introduced to the region. Could you please spare some time meaning? 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. c. more they will differ from one another in adaptations. And their choices may not be entirely governed by genetics. 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? All other trademarks and copyrights are the property of their respective owners. (a) Two or more unrelated species change independently of each other and the environment in which they live (b) Two or more related species change to become less similar due to living in different environments (c) Two or more. Explain. Why do most species eventually evolve sexual reproduction? It takes a long time for an individual to adapt to its environment. \\ vary only very slightly in appearance. Could the story animal farm have taken place anywhere else? Why do many animals have different colored feet than the rest of their bodies? Are there such height differences in the animal kingdom? Nam risus ante, dapibus a molestie consequat, ultrices ac magna. Pellentesque dapibus efficitur laoreet. How do changes in DNA affect changes in adaptations? O Yes, all individuals can change a little and pass those changes on to their ways in which gr12 learners could view changes after school in a positive manner, 3 ways relationships can be positive in someones well being. Nam lacinia pulvinarsltesque dapibu,

consectetur adipiscing elit. Humans have genetic diversity than chimpanzees. 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). Why or why not? How are humans able to affect and alter the phenotypes of other organisms through artificial selection? Explain. In what ways is the human brain different from other species (non-primate and non-human primate)? Which of the following is NOT an example of gene technology? C) albumin We store cookies data for a seamless user experience. This textbook can be purchased at www.amazon.com. Some scientists believe that the answer is yes, while others believe that the answer is no. Why or why not? Learn about human evolution, how modern humans developed. Why are humans so different from other animals? Yes, all individuals can change a little and pass those changes on to their offspring. Evolution refers to a process in which the genetic composition of a species changes over time, from one generation to the next. Why do all animals, both vertebrates and non-vertebrates, share the same hox genes? Scientists look for those rare instances when a species suddenly diverges, or radiates into multiple forms, each with a different appearance or behavior. It occurs when groups in a species become reproductively isolated and diverge. why or why not? Q5. 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.)? Q6.5. The number of this type of rodent will decrease. This allows the farmers to spray their fields to get rid of weeds without harming their crops. If they are met, natural selection automatically results. Natural selection makes an adaptive trait more common in a population. Are 2 methylpentane and 3 methylpentane position isomers? \\ e. They are the same species and a. Are humans exempt from natural selection because of the technological nature of our society? Q6.5. There is some debate over whether individuals or the population adapt to change. Can certain traits in a population change because the environment changes? Variation allows some individuals to do better than others, so those variations are selected. 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. Their songs are different, too. Which of the following is REQUIRED for the process of natural selection to occur? The male finches are the same shape and size but wear different combinations of about five colors. One theory is that individuals of a species could look different today if they were exposed to different environmental conditions. 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. 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. Humans shape their environment in ways that other organisms cannot. AnswerGoat.com will not be liable for any losses and/or damages in connection with the use of the website. - Theory of Evolution & Natural Selection. Do any monkey species have different races similar to humans? 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 . All other trademarks and copyrights are the property of their respective owners. A) Species with low genetic variation go extinct. To know more check the You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Discuss at least four characteristic traits of primates that other mammals do not share. Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. Using one of these four ideas, explain why you do not look like another person in this room. What genetic factors increase the resemblance between siblings? Does the question reference wrong data/reportor numbers? In animals generally, how much variation do you expect to see within as compared to between different races of a single species? Explanation: Species evolve over time scales/generations, and individuals that possess traits that are advantageous in the current environment can live at a higher frequency and transfer those advantageous traits on to their offspring. Over many generations, more beneficial traits will become more _____ since the organisms with those traits are better able to survive and _____. And yet, at the genetic level they are up to 99.97% identical. a) Yes, all individuals can change a little and pass those changes on to their offspring. We've gathered the most relevant information and related questions to: Could individuals of a species look different today chegg? Discuss at least four differences between apes and humans. How do humans influence animal evolution? Q7. Why or why not? No other species has ever wielded such power, and no species could. c) Yes, some. This is an example of a. sympatric speci, How are humans evolving today? b. Why would competition between two animals of the same species likely be more intense than competition between two animals of different species? What makes modern humans (Homo sapiens) unique in terms of our biological and cultural adaptations? Donec aliquet. 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. The descendants would look different from the original individuals in some ways, and they would look the same in some ways. a. e. all living organisms, with just a few exceptions. Humans all share the same cultural knowledge and beliefs. Drought caused plants to die. These separate evolutionary events led to different methods of achieving complex multicellularity in these groups. 3 days ago. Variation allows some individuals to do better than others, so those variations are selected. Do different species start with a genetic mutation? What are the 2 main reasons for variation between organisms of the same species? Lorem ipsum dolor sit amet, consectetur adipiscing elit. Which of the following is an example of genetic engineering? 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. What causes variation in a species? Some organisms may be very closely related, even though a minor genetic change caused a major morphological difference to make them look quite different. Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. This changed the way that humans reproduced and evolved, which in turn, changed the way that humans look today. 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. Because scientists are witnessing capuchino finch evolution in mid-stride, the outcome is still a mystery. 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. A researcher observed that lizards living in areas with predatory birds have longer horns than those in areas with no predatory birds. Bio diversity refers to every living thing, including plants, bacteria, animals, and humans. In what ways is domestication (selection by humans) similar to natural selection, and in what ways is it different? What is the reason for the phenotypic differences between individuals of the same species? 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. 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. \\ b. Using one of these four ideas, explain why you do not look like another person in this room. a. Two major equations of hardy-weinberg rule are: p2 + 2pq + q2 = 1 p + q = 1 The p and the q represent the allele frequencies for Happy and Sad respectively. Could individuals of a species look different today than individuals of the same sspecies did many generations ago? The mosquito population needed to evolve DDT resistance in order to avoid extinction. Why or why not? Pellentesque dapibus efficitur laoreet. Choose an animal and. Are age and gender independent variables? What is the difference between genetic diversity and genetic variation? Which is important for evolutionary change and why? If variations or mutations are extreme enough, new species can result. Humans share common biological constraints b. Different finch species live on different islands. Done, onec aliquetpulvinar tortor nec facilisis. Consider the following hypothetical scenario: An ancestral species of duck had a varied diet that included aquatic plants and terrestrial plants and insects. Yes, some individuals can change a little and pass those changes on to their offspring. Pellentesque dapibus efficitur laoreet. (b) Which is important for evolutionary change and why? See Answer By the year 2000, the graph shows the population of light colored moths significantly increasing. There are at least 4 different ways that humans have genetic variation, a. Pellentesque dapibus, congue vel laoreet ac, dictum vitae odio. C. Variatio. 9.) In animals generally, how much variation do you expect to see within as compared to between different races of a single species? But actually 6 million people have died of COVID. The billions of human beings living today all belong to one species: Homo sapiens. Eric Rieger 0:00 Hello gut check project fans and KBMD Health family, I hope that you are having a great day today to host Eric Rieger soon to be joined by my other host, Dr. Kenn 2017. Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. Give an example of how these mechanisms have impacted evolution in a species. From a genetics standpoint, why is there such a huge difference in height among humans? Lorem ipsum, amet, consectetur adipiscing elit. Why is a convoluted brain better than a smooth one? . If you're looking for the answer to the question: Could individuals of a species look different today chegg? Could a roman legion defeat a medieval army? b) Yes, some individuals can change a little and pass those changes on to their offspring. Some force other than environmental conditions must be acting upon the males to produce so many species. Could individuals of a species look different today than individuals of the same species did many generations ago? Provide an example of conve. To put this another way: all humans have the same genes, yet we do not look alike. C. Why or why not? Thoroughly describe an example of each mechanism. Why or why not? \\ do not interbreed extensively. To test this hypothesis, the researcher tagged 20 lizards with long horns and 20 lizards with short horns in each of two locations: Desert Valley, where there are no predatory birds, and Cactus Corner, where there are predatory birds. How can similar types of genetic mutation occur in different individuals of the same species? I will post some . What is the reason for the phenotypic differences between individuals of the same species? 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. Lettuce, broccoli and spinach may look and taste fairly normal but Studies done in the early 2000 . The existence of play in non-human animals is a direct challenge to old-fashioned scientific ideas. (I am of the assumption that changes in DNA spur the adaptations that take place--at least those through genetic mutation--and thus the adaptations, In what way is artificial selection different from natural selection? For example, a shark uses its electrosensory and olfactory organs predominately to interact with its environment, whereas primates are heavily dependent upon vision. offspring. What are the four major ways that humans are affecting other species through our actions? Fusce dui lect, , dictum vitae odio. D) not all mutations affect an entire species. Why or why not? \\ d. They are in the same geographic area. A 50.0 mL sample of drinking water was found to contain 1.25 \mug of arsenic. The bacteria have become resistant over several generations. Their feet are webbed and this trait makes them fast swimmers. Yes, some individuals can change a little and pass those changes on to their offspring. Scientists have estimated that there are around 8.7 million species of plants and animals in existence. Campagna thinks that force comes from females as they choose among competing males based on color and song. What are the characteristics that all mammals have in common? Different finch species live on different islands. Miriam wanted a new pet. What are the similarities and differences between humans and other mammals such as monkeys and apes? What is a distinguishing factor that separates mammals from other animals? Explain why differences in skin pigmentation in human populations can be explained by the theory of evolution and natural selection. What is the scientific reason why people around the world have different skin colors? Unlike Darwins finches, in which environmental conditions such as food supply rewarded birds with different beak shapes, the capuchino finches all eat the same type of food and live in grasslands scattered across South America. Yes, some individuals with certain traits are more. How are the striking similarities among genes that govern development in widely differing species strong evidence for evolution? There is fossil evidence that this . Which of the following is REQUIRED for the pricess of evolution by natural selection to occur? 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. Why does natural selection only act on heritable variation? What is biological evolution? How are humans related to primates? A few mosquitoes in the population were resistant to DDT before it was ever used. New species can eventually emerge with all these new adaptations over generations. 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 What is an example of a genetic mutation that created a new species in the modern era that humans have documented? B. organisms change by acquired characteristics. Q6.5. Biologists believe that ducks evolved from land birds that did not have webbed feet. B. Nam lacinia pulvinar tortor nec facilisis. What is convergent evolution? Assume that a population of one of these finch .