Genotype is the written instructions for appearance based on the DNA. b)Yes, some individuals can change a little and pass those changes on to their offspring. Q6.5. How are humans related to primates? C) not all mutations cause visible change. Fusce dui lectus, congue vel laoreet ac, dictum vitae odio. They are the same species. Which of the following explains what might happen next? Some scientists believe that the answer is yes, while others believe that the answer is no. Describe why heritability only applies to population (not individuals or species), and how heritability can change without any genetic change occurring. From the Autumn 2017 issue of Living Bird magazine. The 14 species of finches on the Galapagos Islands evolved from a single species that migrated to the islands seve Q: Q6.5. Get access to this video and our entire Q&A library, Human Evolution Lesson for Kids: Timeline & Stages. Yes, some individuals can change a little and pass those changes on to their offspring. Yes, all individuals can change a little and pass those changes on to their offspring. \\ vary only very slightly in appearance. In allopatric speciation, groups from an ancestral population evolve into separate species due to a period of geographical separation. Mosquitoes in the population learned to adapt to the high levels of DDT in the environment. What are the differences between a monkey and a human? 6. All humans carry the same genes. Explain! 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. A few mosquitoes in the population were resistant to DDT before it was ever used. 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. Choice (d) is incorrect because it would be possible for this species to evolve over time. Are humans subject to the same pressures of natural selection as other organisms? Therefore, the first concept of the term "species" was based on the morphology. What are selection and genetic drift, and how are they different from each other? Selection acts on variation in ______; however, evolution depends on variation among _______. c) Yes, some. Describe a study an evolutionary biologi. 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. 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. For example, these happy face spiders look different, but since they can interbreed, they are considered the same species: Theridion grallator. a) Yes, all individuals can change a little and pass those changes on to their offspring. Are age and gender independent variables? Many animals share similar characteristics with other animals and also share some features with humans. This is because the different environments would cause different changes in the fish's appearance. 2. Why didn't humans evolve to hibernate like many other mammals? Mutation does not always affect the evolution of a species because A) not all mutations are inherited. Could individuals of a species look different today than individuals of the same species did many generations ago? 2 are very similar genetically, sharing 99 percent 1 of their genes. Q6. Why are humans so different from other animals? This observation led her to hypothesize that longer horns offer more protection against predation than do shorter horns. Why are there so many different ways to define a species? Why is sexual selection likely to result in more rapid changes in phenotype than typical natural selection in the same population? No, species do not change even after many generations, so individuals of the same species would not look different. 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. It takes a long time for an individual to adapt to its environment. This is a question that has been debated for many years. What is the most likely explanation of why this antibiotic no longer kills this bacteria? From a genetics standpoint, why is there such a huge difference in height among humans? 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 *. Lorem ipsum dolor sit amet, consectetur adipiscing elit. What is the reason for the phenotypic differences between individuals of the same species? why did dinosaurs evolve earlier than humans? Pellentesque dapibus efficitur laoreet. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Explain why only populations evolve but individuals do not. Pellentesque dapibus efficitur laoreet. b. A few years went by without much rain, and the only species of tree that survived had large seeds. The 14 species of finches on the Galapagos Islands evolved from a single species that migrated to the islands several million years ago. Species have changed and continue to change over time because of their environment, genetics, and reproduction. To put this another way: all humans have the same genes, yet we do not look alike. Discover when homo sapiens arrived and their hominid ancestors, such as australopithecines and Homo erectus. TUCKER CARLSON: One thing we have learned after many years in the news business is that every once in a while you've got to eat some crow and admit that despite your best intentions, you were . A population is a group of individuals of the same species. races)? Where the Dark-throated Seedeater has a black throat, for instance, the Marsh Seedeaters throat is white and the Tawny-bellied Seedeaters is the same tawny color as its belly. I first wrote about these profound issues in the MIT Tech Review seventeen years ago, and today's piece expounds, expands and updates the inscrutability of AI into the philosophical, geopolitical, sociological and hermeneutical domains, as we spawn a novel crucible of metacognition. There are two layers to physical appearance - genotype and phenotype. Variation allows some individuals to do better than others, so those variations are selected. Why or why not? What are the 2 main reasons for variation between organisms of the same species? All other trademarks and copyrights are the property of their respective owners. Why or why not? \\ b. Which form of gene technology would be the best for this example? Fontana, P.L. There is fossil evidence that this . Why do many animals have different colored feet than the rest of their bodies? According to the diagram, which of the following statements is true? Could individuals of a species look different today than individuals of the same species did many generations ago? Could a solenoid suspended by a string be used as a compass? The bacteria have become resistant over several generations. When I was studying nutrition and soil management over 20 years ago, produce could already be classified as "franken-food". c. Humans have similar sets of biological needs d. Humans face simila. What is the connection between the size of a snail and their ability to reproduce, when around birds? There are a number of factors that could affect whether a species evolves. Experts are tested by Chegg as specialists in their subject area. After many generations, will all individuals in the population have the same adaptive trait? Because scientists are witnessing capuchino finch evolution in mid-stride, the outcome is still a mystery. All of the following are protective adaptations except one. How do changes in DNA affect changes in adaptations? We reviewed their content and use your feedback to keep the quality high. This site is using cookies under cookie policy . Question Could individuals of a species look different today than individuals of the same species did many generations ago? Fusce dui lectus, congue vel laoreet ac, dictum vitae odio. Fusce dui lectus, congue vel laoreet ac, dictum vitae odio. Were the solution steps not detailed enough? For example, when humans first migrated to North America, they were faced with a new environment with different plants and animals. A species is often defined as a group of individuals that actually or potentially interbreed in nature. Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. A species is a group of individual organisms that interbreed and produce fertile, viable offspring. The number of this type of rodent will decrease. Why or why not? 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. However, humans still have significant differences with every species that exists on Earth. Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. Our experts can answer your tough homework and study questions. 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. 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. 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. What are the similarities between humans and other apes? \\ do not interbreed extensively. a. D) not all mutations affect an entire species. e. all living organisms, with just a few exceptions. DDT is an insectieide that was used extensively in the mid-1900s to kill mosquitoes. a) Yes, all individuals can change a little and pass those changes on to their offspring. 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. Could individuals of a species look different today than individuals of the same species did many generations ago This problem has been solved! 20 hours ago, Posted A species of bird ate many types of seeds, each type coming from a different species of tree. Could individuals of a species look different today chegg. B. This is because the mutation would be passed down to future generations, and over time, the appearance of the species would change. (a) Do humans experience interspecific competition? Do humans experience interspecific competition? Why is it that physical distinction between genders is more evident in humans than it is in other animals, say, a cat? Variation allows some individuals to do better than others, so those variations are selected. Why or why not? A scientist is researching how to cure a type of blindness that is caused by a mutation in a gene. Human-made tools of prehistoric times 2.5 million years ago show that humans began to memorize information in steps. Humans rely on other organisms for survival; however, all other organisms would be better off without humans. Why are these genes similar but not identical? C) Genetic variation. b) Yes, some individuals can chang; Q6.6. Every plant or animal belongs to a species. To put this another way: all humans have the same genes, yet we do not look alike. How similar were humans 2,000-3,000 years ago compared to us now in appearance and genetics? Human childhood is much longer than that of other animals; therefore, other animals rely only on their genetic information. Traits must be inherited from one generation to the next. Yes, some individuals can change a little and pass those changes on to their offspring. The current 13 finch species are the only species that survived. ways in which gr12 learners could view changes after school in a positive manner, 3 ways relationships can be positive in someones well being. Pellentesque dapibus efficitur laoreet. In this sense, a species is the biggest gene pool possible under natural conditions. Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. Yes, when the environment changes, individuals with certain inherited traits survive and will be able to reproduce. 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. 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 How do you capture a snapshot of evolution as its happening? (a) convergent evolution (b) divergent evolution (c) evolutionary cyclicity (d) uniformitarianism. a) Yes, all individuals can change a little and pass those. How are the striking similarities among genes that govern development in widely differing species strong evidence for evolution? O No, species do not change even after many generations, so individuals of the same species would not look different. Is it possible for two different genes to imply different phylogenetic relationships among a group of species? Are humans particularly self-destructive when compared to other animals? Which of the following is not part of how we define a species? A food source must disappear. 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. Variation is the availability of different traits in a population. Nam lacinia pulvinar tortor nec facilisis. The histograms below show data obtained by a student playing crab in the Darwinian Snails simulation . What really fascinates him is how male capuchinos can look and sound very different across species, despite being almost identical genetically. But we are much more alike than we are different. Why or why not? Many generations later, almost all the birds had the slightly larger beaks. How has evolutionary biology demonstrated that adaptations arise through selection acting on genetic variation? What are the impli. Another theory is that individuals of a species could look different today if they had different genetic mutations. 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. 2003-2023 Chegg Inc. All rights reserved. Why or why not? Are DNA mutations and natural selection two different mechanisms of evolution? Amid extreme weather events, many grape growers ask themselves what they can do to adapt their vineyard for climate change. Different finch species live on different islands. How do humans influence animal evolution? An ideal solenoid (N1N _ { 1 }N1 turns, length L1L _ { 1 }L1, radius r1)r _ { 1 } )r1) is placed inside another ideal solenoid (N2N _ { 2 }N2 turns, length L2>L1L _ { 2 } > L _ { 1 }L2>L1, radius r2>r1r _ { 2 } > r _ { 1 }r2>r1) such that the axes of the two coincide. Why or why not? races)? Horned lizards use their horns to defend against predatory birds. 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.)? mike lewis obituary california, jessica lester matthew boynton, 102 piru houston,