Why are there such large differences in the diversity within a clade? Individual differences with a genetic basis lead to in successive generations. b. Evolution only occurs in a very large gene pool. What are the impli. They were made famous by Charles Darwin, who developed his theory of evolution in part by studying the birds. Merlin Bird ID Can Tell You, published in the journal Science Advances, Repeated divergent selection on pigmentation genes in a rapid finch radiation. B. organisms change by acquired characteristics. Some force other than environmental conditions must be acting upon the males to produce so many species. (a) convergent evolution (b) divergent evolution (c) evolutionary cyclicity (d) uniformitarianism. Calculate the concentration in units of ppb and determine whether the sample exceeds the legal limit of 10.0 ppb. Why don't other animals have as many genetic mutations as humans? Do tarantulas make webs like other spiders? But if the malesor the preferences of the femaleswere to change, the species are still closely enough related that they could probably still mate successfully. Explain. Campagna, L., M. Repenning, L.F. Silveira, C.S. Which of the following is REQUIRED for the process of evolution by natural selection to occur? 2) The biological species concept. For this topic, please briefly compare and contrast microevolution and macroevolution. No, species do not change even after many generations, so individuals of the same species would not look different. ago? individuals of the same species did many generations ago? What really fascinates him is how male capuchinos can look and sound very different across species, despite being almost identical genetically. This textbook can be purchased at www.amazon.com. Amid extreme weather events, many grape growers ask themselves what they can do to adapt their vineyard for climate change. How is this best explained?Ducks with less webbing worked harder than ducks with more webbing to eat aquatic plants. Doctors find that a certain type of antibiotic is no longer effective against the type of bacteria it used to kill. Could two genetically perfect humans have all the genetic diversity needed for a species? Q5. She returned every week for 12 weeks to measure survival of tagged lizards. Access to over 100 million course-specific study resources, 24/7 help from Expert Tutors on 140+ subjects, Full access to over 1 million Textbook Solutions. All information of this website is published in good faith and for general information purposes only. Were the solution steps not detailed enough? 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. His observations of the embryos lead him to conclude that the species share a common ancestry. Nam lacinia pulvinar tortor nec facilisis. b. How are humans related to primates? Explain why differences in skin pigmentation in human populations can be explained by the theory of evolution and natural selection. Why is our DNA so similar to all other living organisms? Submit Propose an explanation for the return of the light-colored peppered moth population. Why did monkeys and lions evolve differently in the same environment? Which form of gene technology is this an example of? \\ c. They have the same phenotype. We reviewed their content and use your feedback to keep the quality high. could individuals of a species look different today. b) Yes, some individuals can change a little and pass those changes on to their offspring. 2. A large population of animals is split in two by a physical barrier. The pigweed has evolved to withstand the Roundup. p2: homozygous dominant (sad) 2pq: heterozygotes (sad) Q2 heterozygous recessive (happy) This is an scenario of what could occur. When I was studying nutrition and soil management over 20 years ago, produce could already be classified as "franken-food". Yes, some individuals can change a little and pass those changes on to their offspring. so you can get an accurate answer to your question. New species can eventually emerge with all these new adaptations over generations. In genetics, two organisms are part of the same population if: \\ a. All rights reserved. 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. B. 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. Q6.5. Could individuals of a species look different today than Why or why not? Yes, when the environment changes, individuals with certain inherited traits survive and will be able to reproduce. 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. It is believed that humans started to transfer information from tools to symbols and from symbols to letters from generation to generation. Are 2 methylpentane and 3 methylpentane position isomers? The male finches are the same shape and size but wear different combinations of about five colors. Was P. robustus a human? Many animals share similar characteristics with other animals and also share some features with humans. Could individuals of a species look different today chegg? After many generations, will all individuals in the population have the same adaptive trait? Which of the following is TRUE about how environmental conditions have changed since the time life began on earth? Explain how the mechanisms of evolution, such as natural selection, would be at play in the changing of human genes. Assume that a population of one of these finch . Near industrialized areas, black powder covered surfaces, including the moth habitat. Scientists have estimated that there are around 8.7 million species of plants and animals in existence. The Cornell Lab will send you updates about birds, birding, and opportunities to help bird conservation. So we've already got in one year we've already got nearly a sixth of these people dying of this number of people dying. Could individuals of a species look different today than individuals of the same species did many generations ago? Are there such height differences in the animal kingdom? 2. Miriam wanted a new pet. Explain why only populations evolve but individuals do not. Explain why only populations evolve but individuals do not. At an early stage of development, both species have the same embryonic tissues, but it disappears in one of the species at a later time. How can this population be expected to change over several successive generations, if the relative fitness differences observed remain unchanged? 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. 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. \\ do not interbreed extensively. Conditions have changed in significant ways everywhere on earth, with some of these changes happening suddenly and others more gradually. Could individuals of a species look different today than individuals of the same species did many generations ago? For example, if a species of fish was only exposed to freshwater, they might look different than if they were exposed to saltwater. Why or why not? Why does diversity between individuals and between species create problems for determining what is a species and what is a variant? Olfspring must be similar to their parents due to shared genes. Fusce dui lectus, congue vel laoreet ac, d, congue vel laoreet ac, dictum vitae odio. Selection is the way that different traits affect an organism's ability to survive and reproduce. b. mutation. Why are there so many different ways to define a species? Donec aliquet. 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. Homo sapiens share a common ancestor with primates. Why or why not? However, only around 1.2 million species have been identified and described so far, most of which are insects. All humans carry the same genes. Morphology is how an individual looks. This problem has been solved! What are possible reasons for t, Different species of animals rely more heavily on different senses. Fusce dui lectus, congue vel laoreet ac, dictum vitae odio. 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. Q6. (b) Which is important for evolutionary change and why? b) Yes, some individuals can chang; Popcornflix is a free over-the-top streaming service out there within the US and Canada. Lettuce, broccoli and spinach may look and taste fairly normal but Studies done in the early 2000 . These rocks were once below the ocean surface. Nam lacinia pulvinar tortor nec facilisis. Its possible that in these rapid radiations, whats changing is when and how much of these ingredients are being added.. Lorem ipsum dolor sit amet, consectetur adipiscing elit. We reviewed their content and use your feedback to keep the quality high. c. Its populations can interbreed. Bio diversity refers to every living thing, including plants, bacteria, animals, and humans. Explain. same species would not look different. No, species do not change even after many generations, so individuals of the same species would not look different. Explain your answer. Donec aliquet. The 14 species of finches on the Galapagos Islands evolved from a single species that migrated to the islands seve Q: Q6.5. Variation is the availability of different traits in a population. Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. There must be a sudden environmental change. not? Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. They are from different gene pools. Get access to this video and our entire Q&A library, Human Evolution Lesson for Kids: Timeline & Stages. How does genetic variation help a population survive in the face of changing, uncertain environments? c. natural selection. If they are met, natural selection automatically results. What are the four major ways that humans are affecting other species through our actions? 20 hours ago, Posted ways in which gr12 learners could view changes after school in a positive manner, 3 ways relationships can be positive in someones well being. In what ways is the human brain different from other species (non-primate and non-human primate)? Some populations are innately superior to others, because they have what it takes to prevail in those environments. What are the differences between a monkey and a human? Would you expect the DNA of the goat to be more similar to? Could individuals of a species look different today than individuals of the same species did many generations Yes, all individuals can change a little and pass those changes on to [] The bacteria have become resistant over several generations. Why do different genders of the same animal evolve differently? A. DDT is an insecticide that was used extensively in the mid-1900s to kill mosquitoes. Why do humans try to save and treat every human life while other creatures are selected by natural selection? How can making good decisions help people? Yes, all individuals can change a little and pass those changes on to their offspring. Is it possible for two different genes to imply different phylogenetic relationships among a group of species? This is because the mutation would be passed down to future generations, and over time, the appearance of the species would change. Biologists believe that ducks evolved from land birds that did not have webbed feet. Donec aliquet. In Europe, dark peppered moths were rare before the 1850's and light colored moths were plentiful. 2003-2023 Chegg Inc. All rights reserved. Current forms could continue to diverge into ever more distinct species or they could collapse back into one or a few species through hybridization or extinction. What is the reason for the phenotypic differences between individuals of the same species? 1 See answer Advertisement Harshtsingh Yes, all individuals can change a little and pass those changes on to their offspring. Exposure to DDT caused specific, nonrandom mutations for DDT resistance within the population. Humans share common biological constraints b. Why or why not? Donec aliquet. 1) Yes, all ind. Yes, some 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? In Europe, dark peppered moths were rare before the 1850's and light colored moths were plentiful. This site is using cookies under cookie policy . 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. Could you please spare some time meaning? Lorem ipsum dolor sit amet, consectetur adipiscing elit. Humans rely on other organisms for survival; however, all other organisms would be better off without humans. Discover when homo sapiens arrived and their hominid ancestors, such as australopithecines and Homo erectus. 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. If so, why did we evolve this way? 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. The 14 species of finches on the Galapagos Islands evolved from a single species that migrated to the islands several million years ago. a. populations; individuals b. genes; traits c. plants; animals d. traits; genes. Now, another group of South American finches known as capuchino seedeaters is helping scientists learn about how, and how fast, evolution works. Thats because females of all the capuchino species look identicalits often impossible to tell them apart, even in the hand. 6. Pellentesque dapibus efficitur laoreet. What is genetic recombination? Could individuals of a species look different today than individuals of the same species did many generations ago? In this position, she presents the maximum cross-sectional area and thus maximizes the air-drag force on her. 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 A species is often defined as a group of individuals that actually or potentially interbreed in nature. What are the similarities between humans and other apes? B) not all mutations are beneficial. What really fascinates him is how male capuchinos can look and sound very different across species, despite being almost identical genetically. According to the diagram, which of the following statements is true? Yes, some individuals can change a little and pass those changes on to their offspring. d. Fertile offspring are produced. Species have changed and continue to change over time because of their environment, genetics, and reproduction. c. Humans have similar sets of biological needs d. Humans face simila. A few mosquitoes in the population were resistant to DDT before it was ever used. Privacy Policy. What might scientists say about the human, seal, bird, and bat based on this evidence? 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. 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. 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. We will look at multiple ways to update your . How do animals that live in different environments meet their need for efficient gas exchange? Could individuals of a species look different today than individuals of the same species did many generations ago? Submit, Explore over 16 million step-by-step answers from our library, , dapibus a molestie consequat, ultrices ac magna. Natural Selection is an example of a mechanism of evolution. Similarities at the beginning of embryonic development imply they have common ancestors. 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. 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. Many generations later, almost all ducks had more webbing on their feet. Do any monkey species have different races similar to humans? Do monkeys vary in similar ways? To continue further with th. why did dinosaurs evolve earlier than humans? Be sure to discuss both the evolutionary implications/benefits of light skin pigmentation and dark skin pigmentation. Explain. Nam lacinia pulvinar tortor nec fiscing elit. Selection acts on variation in ______; however, evolution depends on variation among _______. A) sodium ions Why or why not? The number of this type of rodent will decrease. 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. Nam risus ante, dapibus a molestie consequat, ultrices ac magna. O Yes, some individuals can change a little and pass those changes on to their Of course, the source of that female preference probably resides somewhere in the DNA, too. The current 13 finch species are the only species that survived. Their feet are webbed and this trait makes them fast swimmers. How genetically different must a mutated individual be to be considered a different species? But actually 6 million people have died of COVID. As many years went by, the environment changed such that the aquatic food sources were much more plentiful than those on land. 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? Reduction of the burning of fossil fuels (coal). Answering the following Biology Lab questions.Q6.1. The Gray's come from a star-system known as Zeti Reticuli; Which is a star system located somewhere in the southern celestial hemisphere. Thoroughly describe an example of each mechanism. Why or why not? 1. How are these two copies similar? AnswerGoat.com does not many any warranties about the accuracy, completeness or reliability of this information. 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. Why or why not? There is no definitive answer to this question, but there are some interesting theories that can be considered. The correct answer is (c) Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. (b)(b)(b) If the drag force is given by bv2b v^2bv2, what is the value of bbb ? It's very important, and theoretically you could have a race where everyone has the same genotype for physical appearance. Why or why not? A scientist is studying embryos from two different species. Because scientists are witnessing capuchino finch evolution in mid-stride, the outcome is still a mystery. If so, how do modern humans differ from them? 3. I will post some . And yet, at the genetic level they are up to 99.97% identical. Speciation is the process by which new species form. Could a solenoid suspended by a string be used as a compass? What is the most likely explanation of why this antibiotic no longer kills this bacteria? What is the reason for the phenotypic differences between individuals of the same species? Lore

What species are humans today? For example, a shark uses its electrosensory and olfactory organs predominately to interact with its environment, whereas primates are heavily dependent upon vision. Humans all share the same cultural knowledge and beliefs. \\ d. They are in the same geographic area. A major difference among finch species is in their beaks: both size and shape vary greatly. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Explain. In evolution, why is it important that individuals vary from each other? Nam risus ante, dapibus a molestie consequat, ultrices a. What are they doing that causes a shift in the gene frequencies for "desirable" traits? In evolutionary biology, reciprocal altruism is a behaviour whereby an organism acts in a manner that temporarily reduces its fitness while increasing another organism's fitness, with the expectation that the other organism will act in a similar manner at a later time.. Why or why not? Skin color is not directly tied to race. However, humans still have significant differences with every species that exists on Earth. What changes occur gradually over time that indicate the population is evolving?Within their lifetimes, some individual finches beaks change in size or shape.The proportions of finches having different beak sizes/shapes change across generations.Each finchs learned ability to use its beak is automatically passed on to its offspring.All finches in each new generation develop the same new, improved beak size and shape.Q6.5.