This textbook can be purchased at www.amazon.com. Pellentesque dapibus efficitur laoreet. To do this they have inserted a new segment of DNA where the mutated DNA was. Could a roman legion defeat a medieval army? 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 D. modifications in an individual are caused. Lore
There is fossil evidence that this . 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. How is this best explained? C. Variatio. Why are humans so different from other animals? Genetic drift b. Gene flow c. Mutation d. Natural selection. As you know, the scales of these changes are different. b)Yes, some individuals can change a little and pass those changes on to their offspring. What are the four major ways that humans are affecting other species through our actions? Fusce dui lectus, congue v, e vel laoreet ac, dictum vitae odio. In evolutionary terms, thats life in the fast lane. Scientists have estimated that there are around 8.7 million species of plants and animals in existence. Similarities at the beginning of embryonic development imply they have common ancestors. 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. 2. Yes, some individuals can change a little and pass those changes on to their offspring. b) Yes, some individuals can chang. From one ancestral species that colonized the remote island chain, many new finch species evolved with differently sized and shaped beaks to exploit the foods available. How do you capture a snapshot of evolution as its happening? How do genetic modification variations likely differ from genetic sexual reproduction variations? Mutation does not always affect the evolution of a species because A) not all mutations are inherited. 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. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Do animals have the same blood groupings? 2 years ago, Posted A) Species with low genetic variation go extinct. Why is genetic variation within a species important to conservation? Conditions have changed in significant ways everywhere on earth, with some of these changes happening suddenly and others more gradually. Owned by the same company as Crackle, it's full of low-budget style films. What does this tell Scientists about Earth's past? Could individuals of a species look different today chegg? Q6.5. Why or why not? Does the question reference wrong data/reportor numbers? d. continental drift. 3. What is the reason for the phenotypic differences between individuals of the same species? After many generations, will all individuals in the population have the same adaptive trait? 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. What species are humans today? 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. For example, chimpanzees and humans, the skulls of which are shown in Figure 12.2. Explore Darwin's Theory of Evolution by Natural Selection. Why do different genders of the same animal evolve differently? Are there such height differences in the animal kingdom? Which of the following is NOT a potential benefit of genetic engineering? How are humans related to primates? Discuss at least four characteristic traits of primates that other mammals do not share. why or why not? Answering the following Biology Lab questions.Q6.1. Why does natural selection only act on heritable variation? 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. Peppered moths have wings that vary in color, ranging from white to dark gray. What are they doing that causes a shift in the gene frequencies for "desirable" traits? What are the 2 main reasons for variation between organisms of the same species? Which of the following conditions would biologists say was required for the evolution of DDT resistance in a population? Privacy Policy. Choice (d) is incorrect because it would be possible for this species to evolve over time. Could individuals of a species look different today than individuals of the same species did many generations ago? 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. Repeated divergent selection on pigmentation genes in a rapid finch radiation. The smallest and largest snails would be the most likely to reproduce. d. greater the chance one will go extinct. Nam lacinia pulvinar tortor nec facilisis. Humans share the same genetic code with: a. just other vertebrates. Q6.5. Why is it harder for human babies to be delivered than other animals? All rights reserved. Why are there so many species of monkeys but only one species of human? In genetics, two organisms are part of the same population if: \\ a. You can specify conditions of storing and accessing cookies in your browser. The number of this type of rodent will decrease. How are they different? By what mechanisms have we evolved into distinct species? 1. There must be a sudden environmental change. a. Individuals of the same species generally \\ experience prezygotic barriers to reproduction. 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. In what ways is culture similar between human and nonhuman primates? They are from different gene pools. Pellentesque dapibus efficitur laoreet. C) not all mutations cause visible change. In animals generally, how much variation do you expect to see within as compared to between different races of a single species? Explain! 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. 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. Select the correct statement(s) that justifies how he arrived at this conclusion. Many generations later, almost all ducks had more webbing on their feet. Explain. There are a number of factors that could affect whether a species evolves. Could you please spare some time meaning? Second, the two species would need to have a significant difference in their reproductive capabilities. D) not all mutations affect an entire species. ways in which gr12 learners could view changes after school in a positive manner, 3 ways relationships can be positive in someones well being. This site is using cookies under cookie policy . d) No, species do not change even after many generations, so individuals of the same species would not look different. Finches with small beaks ate all of the small seeds, leaving only bigger seeds. Which of the following is an example of genetic engineering? O No, species do not change even after many generations, so individuals of the Does the mechanism produce a change in individuals or populations? Lettuce, broccoli and spinach may look and taste fairly normal but Studies done in the early 2000 . Different finch species live on different islands. 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 . Do any monkey species have different races similar to humans? When Carolus Linnaeus first came up with his binomial nomenclature taxonomy, all individuals were grouped by morphology. How are animals that are different species able to reproduce? A. 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. a. Become a Study.com member to unlock this answer! It is reproductively isolated from other species. a) Yes, all individuals can change a little and pass those. Why is it that a population is the unit of evolution rather than the individual? Why or why not? Are humans subject to the same pressures of natural selection as other organisms? A head of broccoli today is not the same as a head of broccoli 70 years agothey're almost different species. Why is it that chimpanzees have 99% the same DNA as humans, yet the one percent distinguishes us to such a degree? 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. 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. C. Variatio. 2. Which is important for evolutionary change and why? b. This can result from random processes called genetic drift, or a more adaptive mechanism called natural selection. How are humans evolving today? b. No, species do not change even after many generations, so individuals of the same species would not look different. To put this another way: all humans have the same genes, yet we do not look alike. b. greater the mutation rate will be. 2003-2023 Chegg Inc. All rights reserved. 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. Donec aliquet. Fossils of organisms that lived many years ago, and DNA from the remains of organisms that lived many years ago. Its possible that in these rapid radiations, whats changing is when and how much of these ingredients are being added.. Why is a convoluted brain better than a smooth one? Was the final answer of the question wrong? Speciation is the process by which new species form. *. What is convergent evolution? 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. Recently, more and more farmers have discovered that their fields have Roundup-resistant pigweed growing along with their crop. Explain the mechanisms of genetic variation. DDT is an insecticide that was used extensively in the mid-1900s to kill mosquitoes. E) urea. Give an example of how these mechanisms have impacted evolution in a species. Humans all share the same cultural knowledge and beliefs. Evolution refers to a process in which the genetic composition of a species changes over time, from one generation to the next. O Yes, all individuals can change a little and pass those changes on to their Amid extreme weather events, many grape growers ask themselves what they can do to adapt their vineyard for climate change. The Angel Numbers 222 and 2222 (adding up to six and eight) reflect balance and stability, and mainly, seeking a new horizon. Explain why only populations evolve but individuals do not. (b) Which is important for evolutionary change and why? Q5. There is no definitive answer to this question, but there are some interesting theories that can be considered. 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.)? Nam risus ante, dapibus a molestie consequat, ultrices ac magna. Most ducks had less webbing on their feet than their parents. Yes, all individuals can change a little and pass those changes on to their offspring. Fusce dui lect, , dictum vitae odio. The known types of human species included: 1. She met with a dog breeder who said that they could breed a dog for Miriam that had the best traits from both breeds. Mice & Keyboards. Tubaro, and I.J. Yes, some individuals can change a little and pass those changes on to their offspring. 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. Why are there so many different ways to define a species? 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. Genetic variation within a species can result from a few different sources. 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 scientist is researching how to cure a type of blindness that is caused by a mutation in a gene. Fusce dui lectus, congue vel laoreet ac, dictum vitae odio. (a) Do humans experience interspecific competition? However, only around 1.2 million species have been identified and described so far, most of which are insects. If they are met, natural selection automatically results. Why are animals shaped differently in cooler climates than in warmer ones? Why or why not? Yes, all individuals can change a little and pass those changes on to [] Could individuals of a species look different today than individuals of the same sspecies did many generations ago? A 50.0 mL sample of drinking water was found to contain 1.25 \mug of arsenic. Explain why differences in skin pigmentation in human populations can be explained by the theory of evolution and natural selection. Lorem ipsum dolor sit amet, consectetur adipiscing elit. What will most likely happen to the population in terms of natural selection? This problem has been solved! Did doc holliday actually shoot johnny ringo? All living species de. Why are there more species of insects than mammals and birds? Some organisms may be very closely related, even though a minor genetic change caused a major morphological difference to make them look quite different. 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. Nam lacinia pulvinar tortor nec facilisis. Pellentesque dapibus efficitur laoreet. \\ c. They have the same phenotype. b) Yes, some individuals can chang; Why didn't humans evolve to hibernate like many other mammals? These separate evolutionary events led to different methods of achieving complex multicellularity in these groups. What is genetic recombination? Yes, some individuals can change a little and pass those changes on to their offspring. All information of this website is published in good faith and for general information purposes only. Describe why heritability only applies to population (not individuals or species), and how heritability can change without any genetic change occurring. 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. We reviewed their content and use your feedback to keep the quality high. 20 hours ago, Posted All humans carry the same genes. How do bacteria acquire genetic variation, and how does that differ from the mechanism by which humans acquire variation? Can certain traits in a population change because the environment changes? Yes, all individuals can change a little and pass those changes on to their offspring. The light moths declined in number and the dark colored moths increased in number. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. 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 your answer. How has evolutionary biology demonstrated that adaptations arise through selection acting on genetic variation? What characteristics are unique to mammals? Submit Q6.6. Propose an explanation for the return of the light-colored peppered moth population. Why do humans have some genes in common with bacteria, more genes in common with fish, and even more genes in common with mice? Lorem ipsum dolor sit 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. individuals of the same species did many generations ago? Yes, all individuals can change a little and pass those changes on to their offspring. Happy face spider photos courtesy of Rosemary Gillespie, UC . Do monkeys vary in similar ways? 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. Their songs are different, too. No, species do not change even after many generations, so individuals of the same species would not look different. What caused us to become so different? Reproduction is the ability of an organism to create new offspring. Which of the following statements support the Theory of Evolution? Humans have genetic diversity than chimpanzees. 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.. Over time, the genetic makeup of the two resulting populations becomes more and more different, until each population becomes a separate species. Describe a study an evolutionary biologi. Q6. Discuss at least four differences between apes and humans. AnswerGoat.com will not be liable for any losses and/or damages in connection with the use of the website. How are the striking similarities among genes that govern development in widely differing species strong evidence for evolution? Could individuals of a species look different today than individuals of the same species did many generations ago? 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). And it is thought to be one of the alien races in contact with earth. We will look at multiple ways to update your . Fusce dui lectus, congue vel laoreet ac, dictum vitae odio. These structures do not look alike and are not used in the same way, but their bones are similar. Why do different genders of the same animal evolve differently? O Yes, some individuals can change a little and pass those changes on to their Give a reason why animals must be classified. Many years ago, more than 13 different species of birds migrated to the islands. For this topic, please briefly compare and contrast microevolution and macroevolution. Why or why not? 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. The most well-known example is a group of more than a dozen finch species in the Galapagos. 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.)? What is the reason for the phenotypic differences between individuals of the same species? B. Mosquitoes in the population learned to adapt to the high levels of DDT in the environment. Will evolution occur if there is no variation in a population, if the only variation is acquired and not inherited or if all progeny survive and equally reproduce? 6. It is believed that humans started to transfer information from tools to symbols and from symbols to letters from generation to generation. The descendants would become a completely different species that would have no similarities to the original individuals. 3 days ago. 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. Consider the following hypothetical scenario: An ancestral species of duck had a varied diet that included aquatic plants and terrestrial plants and insects. copyright 2003-2023 Homework.Study.com. On average, what effect does genetic drift have on the differences between populations? Plants and animals do not share a common multicellular ancestor. Does genetic variation makes evolution possible? Q6.6. This observation led her to hypothesize that longer horns offer more protection against predation than do shorter horns. Give an explanation for your answer. What is genetic recombination? Q5. What makes an animal an animal? What are the features of a highly evolved brain? \\ b. Why are these genes similar but not identical? C) albumin Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. What are the general characteristics of animals? How is knowing how an animal develops important to determining its common ancestor? For example, if a species of fish was only exposed to freshwater, they might look different than if they were exposed to saltwater. Pellentesque dapibus efficitur laoreet. Question: Q6.4. Why or why not? Submit, Explore over 16 million step-by-step answers from our library, , dapibus a molestie consequat, ultrices ac magna. Could a solenoid suspended by a string be used as a compass? Some scientists believe that the answer is yes, while others believe that the answer is no. 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. Submit your documents and get free Plagiarism report, (Rate this solution on a scale of 1-5 below). If we share 99% of the DNA of a chimpanzee, why are we so different than the chimpanzee? A food source must disappear. How do changes in DNA affect changes in adaptations? Genotype is the written instructions for appearance based on the DNA. The amount of webbing on ducks' feet had no relationship with the amount their parents had.