How does genetic variation help a population survive in the face of changing, uncertain environments? What are the characteristics that all mammals have in common? Nam lacinia pulvinar tortor nec facilisis. Q6.5. What causes variation in a species? Could individuals of a species look different today than individuals of the same species did many generations ago? those traits on to their offspring. \\ d. They are in the same geographic area. What is biological evolution? One theory is that individuals of a species could look different today if they were exposed to different environmental conditions. A major difference among finch species is in their beaks: both size and shape vary greatly.Assume that a population of one of these finch species is undergoing evolution by natural selection with respect to beak size and shape. According to this definition, one species is distinguished from another when, in nature, it is not possible for matings between individuals from each species to produce fertile offspring. 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. 2003-2023 Chegg Inc. All rights reserved. Was P. robustus a human? Thats because females of all the capuchino species look identicalits often impossible to tell them apart, even in the hand. 0.48. Why or why not? How do animals that live in different environments meet their need for efficient gas exchange? 2007-2023 Learnify Technologies Private Limited. Humans share the same genetic code with: a. just other vertebrates. By the year 2000, the graph shows the population of light colored moths significantly increasing. C) not all mutations cause visible change. How is knowing how an animal develops important to determining its common ancestor? b) Yes, some individuals can chang; Why didn't humans evolve to hibernate like many other mammals? d. continental drift. Unit 3 Review Flashcards | Quizlet _______ among populations can keep them similar to one another. a. populations; individuals b. genes; traits c. plants; animals d. traits; genes. What To Look For In Racing Pigeon Health Supplements And Why They Matt Why or why not? They were made famous by Charles Darwin, who developed his theory of evolution in part by studying the birds. Mosquitoes in the population learned to adapt to the high levels of DDT in the environment. Humans share common biological constraints b. Doctors find that a certain type of antibiotic is no longer effective against the type of bacteria it used to kill. Why didn't other animals evolve to become closer to humans in intelligence? Why or why not? Do different species start with a genetic mutation? So, how can the males all be so different? \\ b. copyright 2003-2023 Homework.Study.com. BIOL 201 Quiz Qs Flashcards | Quizlet Second, the two species would need to have a significant difference in their reproductive capabilities. Why or why not? Campagna thinks that force comes from females as they choose among competing males based on color and song. Why are humans so different from other animals? - Study Difficulties with Darwin's concept tempted a number of people to try to redefine species by means of interbreeding. What really fascinates him is how male capuchinos can look and sound very different across species, despite being almost identical genetically. Which of the following is REQUIRED for the pricess of evolution by natural selection to occur? a) Yes, all individuals can change a little and pass those changes on to their offspring. Chris Chen, Integrated Vineyard Systems Advisor in Sonoma, Mendocino, and Lake Counties at the University of California Cooperative Extension is exploring solutions to this question. Question Could individuals of a species look different today than a. Why are humans so different from other animals? In evolutionary terms, thats life in the fast lane. Would human evolution be possible without sexual reproduction? - Study However, only around 1.2 million species have been identified and described so far, most of which are insects. offspring. What makes humans so different from the rest of the species on the planet? A species is often defined as a group of individuals that actually or potentially interbreed in nature. To put this another way: all humans have the same genes, yet we do not look alike. d. just other eukaryotes. Pluto TV is an ad-supported streaming service run by Paramount. Fusce dui lect, , dictum vitae odio. Nam lacinia pulvinar tortor nec facilisis. same species would not look different. Why do most species eventually evolve sexual reproduction? a)Yes, all individuals can change a little and pass those changes on to their offspring. How is this best explained? Submit your documents and get free Plagiarism report, (Rate this solution on a scale of 1-5 below). Fusce dui lectus, congue vel laoreet ac, dictum vitae odio. To know more check the 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 . 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. Could individuals of a species look different today than individuals of the same species did many generations ago? How similar were humans 2,000-3,000 years ago compared to us now in Question Could individuals of a species look different today than individuals : 425869. Can certain traits in a population change because the environment changes? B. Peppered moths have wings that vary in color, ranging from white to dark gray. Why do human bodies look so different across the planet? Why or why not? Sustainable Winegrowing with Vineyard Team The different color genes could be turned on at a certain time, or turned off, be slightly on, or slightly off. 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. Nam risus ante, dapibus a molestie consequat, ultrices ac magna. Could individuals of a species look different today than Could the stock market crash be prevented? The theory of evolution states: A. better-adapted organism reproduces at a higher rate. How can making good decisions help people? Donec aliquet, View answer & additonal benefits from the subscription, Explore recently answered questions from the same subject, Test your understanding with interactive textbook solutions, Biology Today and Tomorrow with Physiology, Biology Today and Tomorrow without Physiology, Campbell Essential Biology with Physiology. A species is a population of plants or animals that can breed to produce offspring that can then produce offspring themselves. According to the diagram, which of the following statements is true? No. It is reproductively isolated from other species. Different Definitions for 'Species' - ThoughtCo Genetic drift b. Gene flow c. Mutation d. Natural selection. 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. Could the us have to maintain neutrality in ww1? Lorem ipsum dolor sit amet, consectetur adipiscing elit. What is the reason for the phenotypic differences between individuals of the same species? Are humans subject to the same pressures of natural selection as other organisms? What are possible reasons for t, Different species of animals rely more heavily on different senses. How Can 9 Species Look So Different Yet Be - All About Birds AnswerGoat.com does not many any warranties about the accuracy, completeness or reliability of this information. Using one of these four ideas, explain why you do not look like another person in this room. Which form of gene technology is this an example of? Yes, all individuals can change a little and pass those changes on to their offspring. The Angel Numbers 222 and 2222 (adding up to six and eight) reflect balance and stability, and mainly, seeking a new horizon. Are age and gender independent variables? Speciation - Introductory Biology: Evolutionary and Ecological Perspectives b. just other multicellular animals. Could individuals of a species look different today than individuals of the same species did many generations ago? Their songs are different, too. Yes, some individuals can change a little and pass those changes on to their offspring. The descendants would look the same as the original individuals because species do not change. science based - Species where every individual looks the same The descendants would look different from the original individuals in some ways, and they would look the same in some ways. Why is it that a population is the unit of evolution rather than the individual? offspring. Discover when homo sapiens arrived and their hominid ancestors, such as australopithecines and Homo erectus. DDT is an insecticide that was used extensively in the mid-1900s to kill mosquitoes. There must be a predator preying on the species. It is possible that the answer to this question could be found through further research. Discuss at least four characteristic traits of primates that other mammals do not share. What causes variation in a species? b) Yes, some individuals can chang; Compared to sexual reproduction, asexual reproduction _____. a) Yes, all individuals can change a little and pass those changes on to their offspring. e. all living organisms, with just a few exceptions. Why does natural selection occur more in animals than humans? Tiny but Mighty- Tarantula | Tiny but Mighty- Tarantula A tiny A 50.0 mL sample of drinking water was found to contain 1.25 \mug of arsenic. Why is sexual selection likely to result in more rapid changes in phenotype than typical natural selection in the same population? B. 1) Yes, all ind. What are the differences between a monkey and a human? Question: could individual of a species look different today than individual of the same species did many generations ago? Yes, some individuals with certain traits are more likely to survive and pass those traits on to their offspring. Today's AI opinion piece by Kissinger, Schmidt & Huttenlocher is wonderfully thought-provoking. Explain why the visual perceptions that other animal have and why that sensory input would vary and be differ from our own vertebrate visual system.
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