What are the two variations of the rock pocket mouse? What is the gene responsible for the mutation in the pocket mouse? Question 1 Define “mutation.” Answer: A mutation is a change in the sequence of nucleotides in the DNA of an organism. What Darwin Never Knew – Video Questions ... 10.What is the rock pocket mouse’s best defense from predators? 6 Questions Show answers. Does fur color provide any advantage or disadvantage? “The same mutation could be advantageous in some environments but a disadvantage in other environments.” 4. 3. Topics. 30 seconds . Remember that "fitness. b. Assignment posted in Google Classroom. What is the genus and species of Rock Pocket mice? QUESTIONS 1. Naturally occurring mutations to coat-color genes produced mice with dark fur. Tags: Question 2 . To end the lesson and allow students to synthesize all they have learned, students answer the following analysis questions (on data sheet): 1. Didelphis virginiana. 12.What was the cause of some of the pocket mice having a dark fur color? Explain the presence of dark-colored mice at location A. video-questions-on-the-evolution-of-the-rock-pocket-mouse November 25, 2020 Watch the short video at the following website and complete the answers to the questions … Evolution | Guided Notes (done after rock pocket mouse) CK12 - Evolution. After discussing their conclusions, students will view and interact with the HHMI website video (linked to the PPT) of “The Making of the Fittest” and respond to questions about the actual cause of the rock pocket mouse change over time. Watch the Film and Answer the Questions Begin End Question 00:00 3:14 Why do the pocket mice in the dark lava environment have white underbellies? Justify your answer in one or two sentences: "The appearance of dark- colored volcanic rock caused the mutation for black fur to appear in the rock pocket mouse population.". The dark mice came about through the process of evolution. A pocket mouse weighs only 15 grams, or about as much as a handful of paper clips. Northwestern U.S. Grades: 9 th, 10 th, 11 th, 12 th, Homeschool. This Color Variation Over Time in Rock Pocket Mouse Populations Activities & Project is suitable for 9th - 12th Grade. Is the following statement true or false? Write a scientific summary that describes changes in the rock pocket mouse populations at location B. Grade level: 13-16. Autoplay When autoplay is enabled, a suggested video will automatically play next. Subjects: Biology. a. Up next Natural Selection and the Rock Pocket Mouse — HHMI BioInteractive Video - Duration: 10:32. It is shorter than an average pencil. What are the two different environments shown in the video? What technique is being used to find the mutations in the pocket mouse? A. Explain the presence of dark-colored mice at location A. Question: In The Video Natural Selection And The Rock Pocket Mouse:What Was Dr. Nachman's Hypothesis?What Was Dr. Nachman's Conclusion? Your Answer: 00:00 3:14 What drives the differences in mouse fur color? Author/Source: Howard Hughes Medical Institute. Where do rock pocket mice live geographically? Watch video and answer questions as follows. Give one or two reasons to support your answer. Answer the security question: 5 + 5 = Overview: This video and worksheet use real rock pocket mouse data collected by Dr. Michael Nachman and his colleagues to illustrate the Hardy-Weinberg principle. 30 seconds . Question 2 Is t he following statement true or false? Part 1 of 3 Video Watch this video: Natural Selection and the Rock Pocket Mouse — HHMI BioInteractive Video: Then answer the questions that follow. A typical rock pocket mouse is about 170 millimeters long from nose to rump, shorter than an average pencil. 1. Rock pocket mice, however, have had an enormous impact on science. Q. The rock pocket mouse (Chaetodipus intermedius) is a small mammal that lives in the southwestern United States. Name _____ Grading Teacher/ Mod: _____ Descriptive Biology Unit 09 - Evolution Natural Selection and the Pocket Mouse Part 1 - Introduction A typical rock pocket mouse is about 170 millimeters (about 6.5 inches) long from its nose to the end of its tail. Watch the Rock Pocket Mouse video and answer the following. Students then watch the HHMI Video on pocket mice and answer discussion questions. 2. This review story covers content from the entire biology course, from mutations and natural selection, to gene . Student explanations should include coat color as an important means of camouflage for the rock pocket mice. 1. The Making Of Fittest Natural Natural Selection and the Rock Pocket Mouse — HHMI BioInteractive Video Making of the Fittest: Evolution of the Stickleback Fish — HHMI BioInteractive Video The Making of the Fittest: Natural Selection in Humans MENDELIAN GENETICS, PROBABILITY, PEDIGREES, AND CHI-SQUARE STATISTICS . Due Thursday 4/30 at 8AM: TOC #153: Complete Post Video Rock Pocket Mouse questions on TOC #153 in complete sentences. Students view a brief video that presents research findings concerning the roles of mutation and natural selection in the evolution of fur color in rock pocket mice. When we talk about a mutation, what does this mean in life science? 3. Why did dark-colored rock pocket mice first appear in a population of light-colored rock pocket mice? After the video, reflect on the following questions: 1. answer choices . Buck Institute Video Sessions: Register and Attend a live session and submit a question … Answer the conclusion questions. 2. Explain why a rock pocket mouse's color influences its overall fitness. Most rock pocket mice have a sandy, light-colored coat that enables them to blend in with the light color of the desert rocks and sand on which they live. Remember that “fitness” is defined by an organism’s ability to survive and produce offspring. Remember that “fitness” is defined by an organism’s ability to survive and produce offspring. Throughout the activity, students learn concepts such as fitness, natural selection, mutation, and phenotype. The Making of the Fittest: Natural Selection and Adaptation QUIZ QUESTIONS AND ANSWERS The student version of this quiz is available as a separate file. a. The desert habitat includes many predators of the rock pocket mouse, including the barn owl, rattlesnake, coyote, etc. Explain why a rock pocket mouse’s color influences its overall fitness. Question 1 . is defined by an organism's ability to survive and produce offspring. Dark colored rock pocket mice, in this population, have fewer offspring than light colored rock pocket mice B. What’s so special about them? The rock pocket mouse is an excellent model organism to study geographic variation in phenotype within a single species. Time: One or two class 50-minute periods. Video Tutorial on questions, graphs, and answers here. Justify your answer in one or two sentences: “The appearance of dark-colored volcanic rock caused the mutation for black fur to appear in the rock pocket mouse population.” 5. Its fur comes in two colors. SURVEY . The dark rock and lite rock in the desert. QUESTIONS 1. Homework. Some have dark furs, other have a tanish color. _____ _____ 2. answer choices . Students also graph the color differences at each location to show how the dark variation increased over time in response to an environmental change. SURVEY . What causes mutations? Most rock pocket mice that live in areas covered by dark-colored lava rocks, however, are dark in color. Remember that “fitness” is defined by an organism’s ability to survive and produce offspring. QUESTIONS 1. Explain why a rock pocket mouse’s color influences its overall fitness. Why didn't this phenotype become more common in the population? Rock Pocket Mouse (focus activity, anchor) VIDA Chart - useful for all examples of evolution. This problem has been solved! Normal pocket mice in Arizona have brown fur, but some live on dark volcanic rock, and have an adaptation for dark fur. "Today there are two forms of pocket mice: light-colored mice that live on sandy soil, and dark-colored mice that live on black lava rock. This assignment requires group work and discuss as well as full class and individual work. Light-colored mice had a selective advantage because they could better avoid predation. Is the following statement true or false? _____ _____ 3. Everything above should be completed at home! Extension: Ongoing Extra Credit . Chaetodipus intermedius. Why are some mice light-colored and some mice dark-colored? Rock pocket mice that live in areas with a light-colored granite substrate are usually sandy in color. Spizella arborea . Your summary should include? And at just 15 grams, this tiny mouse weighs about as much as a handful of paper clips. The rock pocket mouse, Chaetodipus intermedius, is a small, nocturnal animal found in the deserts of the southwestern United States. Electrophoresis. Answer. Background information: Answer the following questions during the film. The rock pocket mouse, Chaetodipus intermedius, is a small, nocturnal animal found in the deserts of the southwestern United States. OVERVIEW . Because most rock pocket mice have a sandy, light -colored coat, they are able to blend in with the li ght color of the desert rocks and … Use of this feed is for personal non-commercial use only. Answer Key: Natural Selection in the Rock Pocket Mouse* *Quiz modified from materials related to HHMI BioInteractive teaching materials. Q. 2. 2. Explain how the environment plays a role in changing the frequency of a mutant allele in a population. 1. There is dark lava rock in the area where they live b. What role does the rock pocket mouse play in the desert food web? 11.What is one way that DNA can change? Light variants typically live on sandy-colored rocks, and the dark mice live on black basalt. Jot down some notes as you watch this short video. While many mutations are neutral, those that appear advantageous increase in frequency in a population. Southwestern U.S. Southeastern U.S. Northeastern U.S. Propose a hypothesis that explains this observation, then design one or more experiments to test your hypothesis. On Explain why a rock pocket mouse’s color influences its overall fitness. Originally, location B had a sandy-colored soil. Evolution Graphic: Wolves and Rabbits. 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