Multiple choice

'Metachrosis' is found in

  1. Mammals

  2. Amphibians

  3. Birds

  4. All of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Metachrosis is the physiological ability to change skin color, most prominently found in amphibians like chameleons and frogs. Mammals and birds generally lack this capability, making 'All of these' incorrect.

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