Mice Adaptation Lab Report

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Pages: 5

Mice Adaptation
Introduction:
The experiment conducted deals with simulating mice adaptation through natural selection. Adaptation is the process by which, as a result of natural selection, organisms become better matched to their environment. One example of an adaptation which many animals have is the ability to camouflage. When an animal is able to camouflage, it is able to blend in with its habitat, making it hard for predators to spot them. Organisms can adapt to their environment through the process of natural selection. Natural selection is a mechanism of evolution that occurs when there is a heritable variation for a trait and individuals with one version of the trait survive more often than do individuals with a different version of the trait. Charles Darwin explained natural selection as the struggle for existence that results in certain organisms surviving and passing on their traits to more offspring.
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Different colored paper represented the mice and the desert. 100 mice of 3 different colors, were placed in three different environments and then randomly picked up by “hawks” to see how many of each color mice were selected in each environment. The purpose of this lab was to stimulate the selective forces on a large population of mice that are preyed upon by hawks, looking at how the color of mouse and desert relates to what color of mouse is captured by a hawk. This experiment questioned how many mice (and of what color) were captured in each environment? The independent variable, or the variable purposefully changed, was the color of the desert. The dependent variable, or the variable that changes as a result of the change made to the independent variable, was the number of mice picked up. The hypothesis was that if the color of the mouse matches the color of the desert, then it will survive or not be picked up as often as those of different