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Variation and Selection: Chapter 18, Bio WRP 29.7.22 Part 2.1: Adaptive…
Variation and Selection: Chapter 18, Bio WRP 29.7.22 Part 2.1: Adaptive features
A water beetle:
When compared to a land beetle, it has long, hair fringed legs which helps it in locomotion in water.
The camel:
Adapted to survive in hot, dry environment.
Closable nostrils, and long eyelashes help keep out wind- blown sand.
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Stomach has large water holding capacity, and the ability to variate the temperature of the stomach.
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Polar bears:
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Long, loosely- packed coarse hairs (Oily and water repellent).
Shorter, densely packed woolly hairs (Insulating layer).
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White coat (provides effective camouflage, transmits sun's heat to the black skin below).
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An adaptive feature is an inherited feature that helps an organism to survive and reproduce in its environment.