Question

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Answer 1

Answer:

1 any alteration in the structure or function of an organism or any of its parts that results from natural selection and by which the organism becomes better fitted to survive and multiply in its environment.

2 Duck feathers have two basic adaptations. The first is an oily coating that prevents water from settling in duck feathers. Staying dry helps ducks stay warm and also decreases their body weight, which improves movement through the water and the air. Color is another common adaptation.

3 Fish are adapted to move efficiently and sense their surroundings under water. They've also evolved coloring to help them evade predators and gills to get the oxygen they need to survive.

Explanation:

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