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katrin2010 [14]
3 years ago
10

Name two living organisms whose shapes have five-fold rotational symmetry

Biology
1 answer:
skad [1K]3 years ago
6 0
Rotational symmetry is radial symmetry which means that the shape is the same after several rotations. In five-fold rotational symmetry<span> the number of distinct orientations in which the object looks the same is five. </span>
Living organisms whose shapes have five-fold rotational symmetry are sea stars (starfish) and sea urchin. They <span>can be mapped onto itself through rotation about a central point by an angle of 2π/5. </span>
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