A bat wing is homologous to a whale's: FLIPPER
The answer would be '<span>A.<span>The genes for melanin pigmentation remain turned on and prepare more melanin than usual to protect the skin from photo-damage when it is exposed to sunlight for long time.'
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Dragonflies are most closely related to damselflies. Damselflies are smaller, slimmer, and most of them fold their wings along their body when they are resting.
