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. How can this population be expected to change over several successive generations, if the relative fitness differences observed remain unchanged? The known types of human species included: 1. Submit your documents and get free Plagiarism report, (Rate this solution on a scale of 1-5 below). DOCX When inherited traits are favorable to individual organisms, the Some scientists believe that the answer is yes, while others believe that the answer is no. Discuss at least four characteristic traits of primates that other mammals do not share. Yes, some individuals can change a little and pass those changes on to their offspring. For example, if a species of fish was only exposed to freshwater, they might look different than if they were exposed to saltwater. 1 See answer Advertisement Harshtsingh Yes, all individuals can change a little and pass those changes on to their offspring. They are the same species. Nam lacinia pulvinar tortor nec facilisis. Why are humans so different from other animals? - Study Peppered moths have wings that vary in color, ranging from white to dark gray. While webbed feet were evolving in ancestral ducks, with each generation:Most ducks had about the same amount of webbing on their feet as their parents.Most ducks had more webbing on their feet than their parents.Most ducks had less webbing on their feet than their parents.The amount of webbing on ducks feet had no relationship with the amount their parents had.Q6.9. Which is important for evolutionary change and why? Could individuals of a species look different today than individuals of the same species did many generations ago? Nam risus ante, dapibus a molestie consequat, ultrices ac magna. The light moths declined in number and the dark colored moths increased in number. Traits must be inherited from one generation to the next. Recently, more and more farmers have discovered that their fields have Roundup-resistant pigweed growing along with their crop. 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. Yes, some individuals can change a little and pass those changes on to their offspring. Why or why not? Explain some reasons why humans have been able to expand in number and distribution to a greater extent than most other animals. Why do human bodies look so different across the planet? Different finch species live on different islands. C) albumin Describe a study an evolutionary biologi. Could individuals of a species look different today than individuals of the same species did many generations ago? To continue further with th. A certain species of rodent eats only one type of plant. The 14 species of finches on the Galapagos Islands evolved from a single species that migrated to the islands several million years ago. e. all living organisms, with just a few exceptions. a) Yes, all individuals can change a little and pass those changes on to their offspring. science based - Species where every individual looks the same What makes an animal an animal? All rights reserved. For example, these happy face spiders look different, but since they can interbreed, they are considered the same species: Theridion grallator. Q7. Which of the following is NOT a potential benefit of genetic engineering? The most well-known example is a group of more than a dozen finch species in the Galapagos. How is it the same? Could the stock market crash be prevented? What are selection and genetic drift, and how are they different from each other? 1) Yes, all ind. Explore Darwin's Theory of Evolution by Natural Selection. a. To put this another way: all humans have the same genes, yet we do not look alike. Course Hero is not sponsored or endorsed by any college or university. Why is it that humans have three different blood groups: A, B, and O? Thoroughly describe an example of each mechanism. How do humans influence animal evolution? How can everyone alive today be the same species if not all populations today have Neanderthal DNA while some people have up to about 4% Neanderthal DNA? During the Industrial Revolution through the mid-20th century, factories and power plants, which burned coal, produced large quantities of soot and smog. The central ideas of evolution are that life has changed over time and different species share common ancestors. Best Webcams For Macbooks 2023: Top Cameras For Apple Laptops Explain. Why or why not? All of the following are protective adaptations except one. Men's "Love" Health-Gut Check Project Which of the following histograms show the correct representation of the snail shell thickness data 4, 7, 2, 5, 4, 3? Most ducks had more wobbing on their foet than their parents. Answering the following Biology Lab questions.Q6.1. If there is NO O Yes, some individuals can change a little and pass those changes on to their offspring. Why don't other animals have as many genetic mutations as humans? Selection acts on variation in ______; however, evolution depends on variation among _______. 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 Assume that a population of one of these finch . _______ among populations can keep them similar to one another. Many generations later, almost all the birds had the slightly larger beaks. Choose an animal and. Our experts can answer your tough homework and study questions. Similarities at the beginning of embryonic development imply they have common ancestors. I will post some . Biologists believe that ducks evolved from land birds that did not have webbed feet. Explain. Could individuals of a species look different today than individuals of the same species did many What causes variation in a species? In animals generally, how much variation do you expect to see within as compared to between different races of a single species? Fusce dui lectus, congue vel laoreet ac, d, congue vel laoreet ac, dictum vitae odio. AnswerGoat.com will not be liable for any losses and/or damages in connection with the use of the website. What are they doing that causes a shift in the gene frequencies for "desirable" traits? Four conditions are needed for natural selection to occur: reproduction, heredity, variation in fitness or organisms, variation in individual characters among members of the population. Explain why only populations evolve but individuals do not. The three conditions for natural selection are variation, selection, and reproduction. We will look at multiple ways to update your . The amount of webbing on ducks' feet had no relationship with the amount their parents had. B. Which of the following do scientists use to learn about organisms that lived many years ago but are no longer alive today? Be as specific as possible. To put this another way: all humans have the same genes, yet we do not look alike. Are abdominal muscles cut in hysterectomy? They were more muscular than we were and they had bigger brains than we did (or do today). A. Why do humans have some genes in common with bacteria, more genes in common with fish, and even more genes in common with mice? D) not all mutations affect an entire species. How are these two copies similar? A researcher observed that lizards living in areas with predatory birds have longer horns than those in areas with no predatory birds. 11 months ago, Posted These ducks spent time on both land and water. a) Yes, all individuals can change a little and pass those changes on to their offspring. Subscribe now. those traits on to their offspring. Biodiversity - National Geographic Society Could individuals of a species look different today than individuals of the same species did many generations ago? Be sure to discuss both the evolutionary implications/benefits of light skin pigmentation and dark skin pigmentation. After many generations, will all individuals in the population have the same adaptive trait? Do tarantulas make webs like other spiders? Traits must be inherited from one generation to the next. You can specify conditions of storing and accessing cookies in your browser. 9.) How can making good decisions help people? They were made famous by Charles Darwin, who developed his theory of evolution in part by studying the birds. . Which of the following statements about evolution and ecology What is the reason for the phenotypic differences between individuals of the same species? Donec aliquet. Why did some primate species develop sexual swellings while others didn't? Now, another group of South American finches known as capuchino seedeaters is helping scientists learn about how, and how fast, evolution works. Human childhood is much longer than that of other animals; therefore, other animals rely only on their genetic information. Pellentesque dapibus, congue vel laoreet ac, dictum vitae odio. In this position, she presents the maximum cross-sectional area and thus maximizes the air-drag force on her. No, species do not change even after many generations, so individuals of the same species would not look different. There are at least 4 different ways that humans have genetic variation, a. Could individuals of a species look different today than individuals of the same species did many generations ago? What does. offspring. Why is it harder for human babies to be delivered than other animals? C) not all mutations cause visible change. The different color genes could be turned on at a certain time, or turned off, be slightly on, or slightly off. What does this tell Scientists about Earth's past? Could individuals of a species look different today than individuals of the same species did many generations ago? First, the two species would need to be geographically isolated from each other. Fusce dui lectus, congue vel laoreet ac, dictum vitae odio. The male finches are the same shape and size but wear different combinations of about five colors. Pellentesque dapibus efficitur laoreet. David N. Shier, Jackie L. Butler, Ricki Lewis, John David Jackson, Patricia Meglich, Robert Mathis, Sean Valentine, BioEffRad-StudyGuide2019-Section7- Models of. Solved Q6.5. Could individuals of a species look different - Rent Textbooks Submit Fusce dui lectus, congue vel laoreet ac, dictum vitae odio. Why are humans so genetically similar? Pellentesque dapibus efficitur laoreet. Why has nature decided to create exactly two genders (for humans and animals) and not 3 or 5 for example? Reproduction is the ability of an organism to create new offspring. Could individuals of a species look different today than individuals of the same species did many generations ago? Nam lacinia pulvinar tortor nec facilisis. Repeated divergent selection on pigmentation genes in a rapid finch radiation. Different Definitions for 'Species' - ThoughtCo Question Could individuals of a species look different today than individuals of the same species did many generations ago? Explain why only populations evolve but individuals do not. 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. Provide an example of conve. Yes, all individuals can change a little and pass those changes on to their offspring. Calculate the concentration in units of ppb and determine whether the sample exceeds the legal limit of 10.0 ppb. Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. Could individuals of a species look different today chegg. There is some debate over whether individuals or the population adapt to change. Human-made tools of prehistoric times 2.5 million years ago show that humans began to memorize information in steps.