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Dr. Nachman and his colleagues collected rock pocket mice ac…

Posted byAnonymous May 19, 2025May 19, 2025

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Dr. Nаchmаn аnd his cоlleagues cоllected rоck pocket mice across 35 kilometers of the Arizona Sonoran Desert, which included both dark, rocky lava outcrops and light, rocky granite areas. They recorded substrate color and coat-color frequencies for each location. Each site was separated from any of the others by at least eight kilometers. The researchers trapped a total of 225 mice. Light-colored fur is recessive, and dark-colored fur is dominant. Their data are summarized below.  Collecting Site Substrate Color Number of Mice  Phenotype Light  Dark 1 Light  6 6 0 2   Light 85  80  5 3   Dark 7   0 7 4   Dark 5 0 5  5   Dark  45 3  42 6  Light 77  34   43 Source of data: Hoekstra, Hopi E., Kristen E. Drumm, and Michael W. Nachman. “Ecological Genetics of Adaptive Color Polymorphism in Pocket Mice: Geographic Variation in Selected and Neutral Genes.” Evolution 58, no. 6 (2004): 1329–1344. Calculate the overall frequencies of light-colored mice and dark-colored mice caught on light-colored substrates. Frequency = number of mice of one color/total number of mice. Frequency of light-colored mice [BLANK-1] Frequency of dark-colored mice [BLANK-2]. Calculate the overall frequencies of light-colored mice and dark-colored mice caught on dark-colored substrates. Frequency = number of mice of one color/total number of mice Frequency of light-colored mice [BLANK-3] Frequency of dark-colored mice [BLANK-4]

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