Hint: Your summary should include a description of how the population has changed over time, and explanation of what caused the changes, and a prediction that describes what the populations will look like 100 years from now, assuming environmental conditions have not changed. The light-colored mouse is more vulnerable in dark. The dark-colored mouse is more vulnerable to predators in light-colored environments, such as sandy deserts. As shown in the animation, mice that blend in with their surroundings are harder for owls and other predators to see. Write a scientific summary that describes changes in the rock pocket mouse populations after the volcano erupted. Rock pocket mice can have either light-colored or dark-colored fur. Why didn't this phenotype become more common in the population? 3. Explain the presence of dark-colored mice despite light- colored sand before the volcano erupted. What is a "selective pressure" and provide some examples from the Rock Pocket Mouse video. If you are returning to continue the interactive video, select Resume. Remember that "fitness” is defined by an organism's ability to survive and reproduce offspring in its environment. Our records indicate you have visited this interactive video on this device before. Developing an Explanation for Mouse Fur Color This lesson from HHMI BioInteractive is based on the classic study of the evolution of fur color in rock pocket mouse populations. Explain why a rock pocket mouse's color influences its overall fitness. This Natural Selection and Evolution of Rock Pocket Mouse Populations Activities & Project is suitable for 9th - 12th Grade. Introduction: A typical rock pocket mouse is about 170 millimeters long from nose to rump, shorter than an. Transcribed image text: Evolution Review: Rock Pocket Mouse 1.
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