could individuals of a species look different today

This changed the way that humans reproduced and evolved, which in turn, changed the way that humans look today. Why or why not? It is their physical features and anatomical parts. There is some debate over whether individuals or the population adapt to change. 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. 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. A few mosquitoes in the population were resistant to DDT before it was ever used. Donec aliquet. Be as specific as possible. c. just other multicellular animals and plants. Nam lacinia pulvinar tortor nec facilisis. a)Yes, all individuals can change a little and pass those changes on to their offspring. The existence of play in non-human animals is a direct challenge to old-fashioned scientific ideas. Explain why monotremes are unique mammals. Why or why not? a. Why or why not? b) Yes, some individuals can chang. Over many generations, more beneficial traits will become more _____ since the organisms with those traits are better able to survive and _____. Its possible that in these rapid radiations, whats changing is when and how much of these ingredients are being added.. Explain. 3 days ago. Humans shape their environment in ways that other organisms cannot. Fusce dui lectus, congue vel laoreet ac, dictum vitae odio. Therefore, the first concept of the term "species" was based on the morphology. C) not all mutations cause visible change. Q6.5. Doctors find that a certain type of antibiotic is no longer effective against the type of bacteria it used to kill. why or why not? Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. How can this population be expected to change over several successive generations, if the relative fitness differences observed remain unchanged? Be s. Explain why differences in skin pigmentation in human populations can be explained by the theory of evolution and natural selection. Why do many animals have different colored feet than the rest of their bodies? The Angel Numbers 222 and 2222 (adding up to six and eight) reflect balance and stability, and mainly, seeking a new horizon. For example, a shark uses its electrosensory and olfactory organs predominately to interact with its environment, whereas primates are heavily dependent upon vision. 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. It may create animals that cannot reproduce. What is genetic recombination? Are humans exempt from natural selection because of the technological nature of our society? 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. In genetics, two organisms are part of the same population if: \\ a. Pellentesque dapibus, congue vel laoreet ac, dictum vitae odio. Could individuals of a species look different today than individuals of the same species did many generations ago? Evolutionary changes occur when ________ acts upon populations containing individuals with genetic differences. What is the reason for the phenotypic differences between individuals of the same species? If there is NO VARIATION in shell thickness within a population of snails, and no mutations occur, what happens to shell thickness in response to crab predation?Shell thickness does not evolve in the population.Shell thickness evolves for some snails in the population.Shell thickness increases for all snails in the population.Average shell thickness in the population evolves over several generations.Q6.2. According to the diagram, which of the following statements is true? Explain the mechanisms of genetic variation. Is it a survivor bias? 1. copyright 2003-2023 Homework.Study.com. a. 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. The descendants would become a completely different species that would have no similarities to the original individuals. Lettuce, broccoli and spinach may look and taste fairly normal but Studies done in the early 2000 . Finally, the two species would need to be unable to interbreed. Olfspring must be similar to their parents due to shared genes. Why is it necessary to take enough time before making a decision? What are the similarities and differences between humans and other mammals such as monkeys and apes? Selection acts on variation in ______; however, evolution depends on variation among _______. 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. 6. Could individuals of a species look different today than individuals of the same species did many generations ago? What genetic factors increase the resemblance between siblings? Why don't other animals have as many genetic mutations as humans? 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. a. Q6. Many years ago, more than 13 different species of birds migrated to the islands. O Yes, some individuals can change a little and pass those changes on to their Tubaro, and I.J. Yes, all individuals can change a little and pass those changes on to their offspring. Pellentesque dapibus efficitur laoreet. Bio diversity refers to every living thing, including plants, bacteria, animals, and humans. On demand UK streaming service with common turnover of in style free movies. One theory is that individuals of a species could look different today if they were exposed to different environmental conditions. How are they different? 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. The amount of webbing on ducks' feet had no relationship with the amount their parents had. The descendants would look different from the original individuals in some ways, and they would look the same in some ways. 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. Pellentesque dapibus efficitur laoreet. Which of the following histograms show the correct representation of the snail shell thickness data 4, 7, 2, 5, 4, 3? b. mutation. All information of this website is published in good faith and for general information purposes only. Our experts can answer your tough homework and study questions. Why didn't humans evolve to hibernate like many other mammals? But actually 6 million people have died of COVID. What really fascinates him is how male capuchinos can look and sound very different across species, despite being almost identical genetically. Be as specific as possible. 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 E) urea. I will post some . so you can get an accurate answer to your question. Could individuals of a species look different today than individuals of the same species did many generations ago? Homo neanderthalensis ("Man from the Neander Valley"): Also known as Neanderthals, these humans lived in western Asia and Europe. Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. One of the requirements for the process of natural selection to occur is that there be variation among organisms. Could the story animal farm have taken place anywhere else? 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. The longer that two populations are kept from interbreeding, the: a. more recessive alleles will be expressed. As many years went by, the environment changed such that the aquatic food sources were much more plentiful than those on land. To put this another way: all humans have the same genes, yet we do not look alike. Why do humans share lots of DNA with both rats and bananas when each of these are very different things? _______ among populations can keep them similar to one another. Which of the following is TRUE about how environmental conditions have changed since the time life began on earth? Nam lacinia pulvinar tortor nec facilisis. For example, if a species of fish was only exposed to freshwater, they might look different than if they were exposed to saltwater. Difficulties with Darwin's concept tempted a number of people to try to redefine species by means of interbreeding. AnswerGoat.com will not be liable for any losses and/or damages in connection with the use of the website. Different finch species live on different islands. C. organism populations can change physically over long periods of time. One or more species must have recently been introduced to the region. Fusce dui lect, , dictum vitae odio. Campagna says, What were learning from these studies is that you dont need to be different across the entire genome to look different and behave differently. 1 See answer Advertisement Harshtsingh Yes, all individuals can change a little and pass those changes on to their offspring. C. Variatio. How are animals that are different species able to reproduce? Which is important for evolutionary change and why? Natural selection makes an adaptive trait more common in a population. C) Genetic variation. Q7. Could individuals of a species look different today than individuals of the same species did many generations e. all living organisms, with just a few exceptions. 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. Q8. Why do human bodies look so different across the planet? why did dinosaurs evolve earlier than humans? A certain species of rodent eats only one type of plant. Why does diversity between individuals and between species create problems for determining what is a species and what is a variant? Done, onec aliquetpulvinar tortor nec facilisis. B. Why do humans have some genes in common with bacteria, more genes in common with fish, and even more genes in common with mice? The light moths declined in number and the dark colored moths increased in number. We've gathered the most relevant information and related questions to: Could individuals of a species look different today chegg? Fusce dui lectus, congue vel laoreet ac, dictum vitae odio. In this sense, a species is the biggest gene pool possible under natural conditions. In evolution, why is it important that individuals vary from each other? Thats because females of all the capuchino species look identicalits often impossible to tell them apart, even in the hand. 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. Question: Q6.4. 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. 2. Microscopic study of the teeth indicates that he grew up at a growth rate similar to that of a great ape. 2003-2023 Chegg Inc. All rights reserved. In Europe, dark peppered moths were rare before the 1850's and light colored moths were plentiful. Why would competition between two animals of the same species likely be more intense than competition between two animals of different species? A species is a population of plants or animals that can breed to produce offspring that can then produce offspring themselves. 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. Choice (d) is incorrect because it would be possible for this species to evolve over time. B. 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. Humans rely on other organisms for survival; however, all other organisms would be better off without humans. Why is sexual selection likely to result in more rapid changes in phenotype than typical natural selection in the same population? Why do people (and most other species) have two copies of each chromosome? If you're looking for the answer to the question: Could individuals of a species look different today chegg? Experts are tested by Chegg as specialists in their subject area. individuals of the same species did many generations ago? No. To put this another way: all humans have the same genes, yet we do not look alike. 2. Mosquitoes in the population learned to adapt to the high levels of DDT in the environment. What are possible reasons for t, Different species of animals rely more heavily on different senses. There are two layers to physical appearance - genotype and phenotype. Donec aliquet. Which of the following do scientists use to learn about organisms that lived many years ago but are no longer alive today? same species would not look different. Many animals share similar characteristics with other animals and also share some features with humans. Could individuals of a species look different today than individuals of the same species did many generations ago? What are the features of a highly evolved brain? 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. Their feet are webbed and this trait makes them fast swimmers. Selection is the way that different traits affect an organism's ability to survive and reproduce. All rights reserved. 2003-2023 Chegg Inc. All rights reserved. If variations or mutations are extreme enough, new species can result. There must be a sudden environmental change. What additional genetic factors increase the resemblance between siblings? No, species do not change even after many generations, so individuals of the same species would not look different. From the Autumn 2017 issue of Living Bird magazine. Why is our DNA so similar to all other living organisms? A. no way to pass environment or acquired characteristics to offspring, only genes. Give an example of how these mechanisms have impacted evolution in a species. A. 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. 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. There are at least 4 different ways that humans have genetic variation, a. c. Humans have similar sets of biological needs d. Humans face simila. Discover when homo sapiens arrived and their hominid ancestors, such as australopithecines and Homo erectus. Human-made tools of prehistoric times 2.5 million years ago show that humans began to memorize information in steps. Which of the following is REQUIRED for the process of natural selection to occur? What causes variation in a species? Explain how differences in skin color of humans have been selected for in different environments. What are the general characteristics shared by all animals? We will look at multiple ways to update your . 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. First, the two species would need to be geographically isolated from each other. copyright 2003-2023 Homework.Study.com. 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. In this position, she presents the maximum cross-sectional area and thus maximizes the air-drag force on her. How has evolutionary biology demonstrated that adaptations arise through selection acting on genetic variation? Members from different species are not able to give rise to viable offspring. Question Could individuals of a species look different today than individuals of the same species did many generations ago? The Gray's come from a star-system known as Zeti Reticuli; Which is a star system located somewhere in the southern celestial hemisphere. Theyre very easy to distinguish. (Listen to recordings from our Macaulay Library archive: Dark-throated Seedeater, Marsh Seedeater, and Tawny-bellied Seedeater.). Why does natural selection occur more in animals than humans? Humans share common biological constraints b. Thoroughly describe an example of each mechanism. What are the 2 main reasons for variation between organisms of the same species? 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. 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. Are humans particularly self-destructive when compared to other animals? Reduction of the burning of fossil fuels (coal). 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. 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 2 are very similar genetically, sharing 99 percent 1 of their genes. d. Fertile offspring are produced. 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. In evolution, why is it important that individuals vary from each other? Campagna, L., M. Repenning, L.F. Silveira, C.S. Yes, all individuals can change a little and pass those changes on to [] What is an example of a genetic mutation that created a new species in the modern era that humans have documented? These rocks were once below the ocean surface. A farmer takes pollen from a plant with desired traits and intentionally places the pollen on a plant with other desired traits. What caused us to become so different? Why is genetic variation so important to evolution? Exposure to DDT caused specific, nonrandom mutations for DDT resistance within the population. How genetically different must a mutated individual be to be considered a different species? \\ c. They have the same phenotype. Why or why not? Explain. This is because the mutation would be passed down to future generations, and over time, the appearance of the species would change. D) amino acids Q6.5. For this topic, please briefly compare and contrast microevolution and macroevolution. Nam lacinia pulvinarsltesque dapibu,

consectetur adipiscing elit. 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. Propose an explanation for the return of the light-colored peppered moth population. It occurs when groups in a species become reproductively isolated and diverge. When Carolus Linnaeus first came up with his binomial nomenclature taxonomy, all individuals were grouped by morphology. Could individuals of a species look different today than individuals of the same species did many generations ago Homo sapiens share a common ancestor with primates. Why is a convoluted brain better than a smooth one? Is it possible that two different species, either by chance or natural selection, evolve to be the same species? 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. Yes, some individuals can change a little and pass those changes on to their offspring. a. These include the amount of genetic variation within a population, the number of evolutionary opportunities that a population has, and the number of genetic mutations that occur within a population. There is no way to know for sure if individuals of a species could look different today, but it is an interesting topic to consider. What qualities or characteristics do you p. Will humans ever evolve into a post-biological species? Learn about capuchino evolution in this short video and article from the New York Times. a) Yes, all individuals can change a little and pass those. The male finches are the same shape and size but wear different combinations of about five colors. (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. Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. \\ e. They are the same species and a. c. Its populations can interbreed. Explain some reasons why humans have been able to expand in number and distribution to a greater extent than most other animals. Q5. Evolutionary biologists often compare the morphological features of different organisms to look for relationships to determine how they have changed over time. Second, the two species would need to have a significant difference in their reproductive capabilities. Do any of our fossil relatives or other species share some aspects of this unique set of characteristics? 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 . Most people today would classify such forms as different species, and none of these sibling species mate with one another in normal circumstances.

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