Didelphis virginiana. Watch the Rock Pocket Mouse video and answer the following. 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 … Electrophoresis. Author/Source: Howard Hughes Medical Institute. Subjects: Biology. The rock pocket mouse is an excellent model organism to study geographic variation in phenotype within a single species. 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. When we talk about a mutation, what does this mean in life science? 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 . 30 seconds . To end the lesson and allow students to synthesize all they have learned, students answer the following analysis questions (on data sheet): 1. 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? Southwestern U.S. Southeastern U.S. Northeastern U.S. _____ _____ 2. The dark rock and lite rock in the desert. What role does the rock pocket mouse play in the desert food web? Explain why a rock pocket mouse’s color influences its overall fitness. Rock pocket mice that live in areas with a light-colored granite substrate are usually sandy in color. Originally, location B had a sandy-colored soil. Answer Key: Natural Selection in the Rock Pocket Mouse* *Quiz modified from materials related to HHMI BioInteractive teaching materials. Student explanations should include coat color as an important means of camouflage for the rock pocket mice. After the video, reflect on the following questions: 1. Population Ecology. Evolution Graphic: Wolves and Rabbits. Explain why a rock pocket mouse's color influences its overall fitness. Use of this feed is for personal non-commercial use only. Why did dark-colored rock pocket mice first appear in a population of light-colored rock pocket mice? Remember that "fitness. 6 Questions Show answers. Your Answer: 00:00 3:14 What drives the differences in mouse fur color? A pocket mouse weighs only 15 grams, or about as much as a handful of paper clips. Spizella arborea . Why are some mice light-colored and some mice dark-colored? The desert habitat includes many predators of the rock pocket mouse, including the barn owl, rattlesnake, coyote, etc. This Color Variation Over Time in Rock Pocket Mouse Populations Activities & Project is suitable for 9th - 12th Grade. What’s so special about them? Evolution | Guided Notes (done after rock pocket mouse) CK12 - Evolution. Question: In The Video Natural Selection And The Rock Pocket Mouse:What Was Dr. Nachman's Hypothesis?What Was Dr. Nachman's Conclusion? On Buck Institute Video Sessions: Register and Attend a live session and submit a question … Give one or two reasons to support your answer. Does fur color provide any advantage or disadvantage? Extension: Ongoing Extra Credit . Northwestern U.S. Propose a hypothesis that explains this observation, then design one or more experiments to test your hypothesis. What Darwin Never Knew – Video Questions ... 10.What is the rock pocket mouse’s best defense from predators? Scholars use illustrations to make predictions about populations of mice. Question 2 Is t he following statement true or false? A typical rock pocket mouse is about 170 millimeters long from nose to rump, shorter than an average pencil. Background information: Answer the following questions during the film. 1. Dark colored rock pocket mice, in this population, have fewer offspring than light colored rock pocket mice B. The rock pocket mouse, Chaetodipus intermedius, is a small, nocturnal animal found in the deserts of the southwestern United States. Answer interactive questions as they appear on screen (example 5 min 20 sec). Normal pocket mice in Arizona have brown fur, but some live on dark volcanic rock, and have an adaptation for dark fur. Video Tutorial on questions, graphs, and answers here. Throughout the activity, students learn concepts such as fitness, natural selection, mutation, and phenotype. SURVEY . Students also graph the color differences at each location to show how the dark variation increased over time in response to an environmental change. QUESTIONS 1. And at just 15 grams, this tiny mouse weighs about as much as a handful of paper clips. This assignment requires group work and discuss as well as full class and individual work. Answer the conclusion questions. 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.". Write a scientific summary that describes changes in the rock pocket mouse populations at location B. Watch video and answer questions as follows. answer choices . 2. Part 1 of 3 Video Watch this video: Natural Selection and the Rock Pocket Mouse — HHMI BioInteractive Video: Then answer the questions that follow. _____ _____ 3. What are the two variations of the rock pocket mouse? The post video-questions-on-the-evolution-of-the-rock-pocket-mouse first appeared on | Nursing Homework Help Service.video-questions-on-the-evolution-of-the-rock-pocket-mouse was first posted on November 25, 2020 at 10:02 pm.©2019 "| Nursing Homework Help Service ". Light variants typically live on sandy-colored rocks, and the dark mice live on black basalt. Its fur comes in two colors. Jot down some notes as you watch this short video. What are the two different environments shown in the video? 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. Naturally occurring mutations to coat-color genes produced mice with dark fur. Explain why a rock pocket mouse’s color influences its overall fitness. 12.What was the cause of some of the pocket mice having a dark fur color? 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. OVERVIEW . Explain the presence of dark-colored mice at location A. a. Due Thursday 4/30 at 8AM: TOC #153: Complete Post Video Rock Pocket Mouse questions on TOC #153 in complete sentences. African Elephant - Change Over time (HHMI film) The Biology of Skin color (HHMI) | Worksheet. 2. What causes mutations? Question 1 Define “mutation.” Answer: A mutation is a change in the sequence of nucleotides in the DNA of an organism. It is shorter than an average pencil. Remember that “fitness” is defined by an organism’s ability to survive and produce offspring. There is dark lava rock in the area where they live b. Your summary should include? The rock pocket mouse (Chaetodipus intermedius) is a small mammal that lives in the southwestern United States. answer choices . What is the genus and species of Rock Pocket mice? Question 1 . Is the following statement true or false? This review story covers content from the entire biology course, from mutations and natural selection, to gene . 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 … A. Tags: Question 2 . Explain the presence of dark-colored mice at location A. 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. Most rock pocket mice that live in areas covered by dark-colored lava rocks, however, are dark in color. a. Everything above should be completed at home! Assignment posted in Google Classroom. 1. The rock pocket mouse, Chaetodipus intermedius, is a small, nocturnal animal found in the deserts of the southwestern United States. b. 3. Time: One or two class 50-minute periods. The dark mice came about through the process of evolution. See the answer Q. QUESTIONS 1. Grades: 9 th, 10 th, 11 th, 12 th, Homeschool. 2. This review story describes the evolution of the rock pocket mouse. 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. Explain why a rock pocket mouse’s color influences its overall fitness. Q. Answer. 30 seconds . 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. Rock Pocket Mouse (focus activity, anchor) VIDA Chart - useful for all examples of evolution. Why didn't this phenotype become more common in the population? This problem has been solved! Some have dark furs, other have a tanish color. "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. 3. Explain how the environment plays a role in changing the frequency of a mutant allele in a population. Light-colored mice had a selective advantage because they could better avoid predation. Where do rock pocket mice live geographically? Chaetodipus intermedius. is defined by an organism's ability to survive and produce offspring. Students then watch the HHMI Video on pocket mice and answer discussion questions. SURVEY . Rock pocket mice, however, have had an enormous impact on science. Topics. While many mutations are neutral, those that appear advantageous increase in frequency in a population. 2. Grade level: 13-16. QUESTIONS 1. Types: Worksheets. Up next Natural Selection and the Rock Pocket Mouse — HHMI BioInteractive Video - Duration: 10:32. Autoplay When autoplay is enabled, a suggested video will automatically play next. Homework. 1. 11.What is one way that DNA can change? What is the gene responsible for the mutation in the pocket mouse? What technique is being used to find the mutations in the pocket mouse? “The same mutation could be advantageous in some environments but a disadvantage in other environments.” 4. 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. Is the following statement true or false? Lynx rufus. 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. 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