Functional Adaptations in Animal Groups · Zoology

Which vertebrate adaptation reduces water loss in reptiles?

  1. Gills
  2. Permanently moist, glandular skin
  3. Dry, keratinized scales
  4. Feathers
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Correct answer: Dry, keratinized scales

Reptilian scales are dry and keratinized, minimizing water loss. This adaptation enables survival in dry terrestrial habitats.

Difficulty: Medium Question 4 of 20

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