<span>Insects are found in almost all ecosystems on Earth, with the rarity being oceans. While some species, such as coconut crabs, sand hoppers, woodlice and pill bugs dwell on land, crustaceans are generally found in water — and usually oceanic — regions. Adapting to their habitat, many insect species evolved wings — two pairs for most and one pair for others. A tracheal system is also present for breathing. Crustaceans, on the other hand, breathe using gill-like mechanisms.</span>
The answer is A, 'a mammal' because it goes with the copulative verb 'to be', i. e., 'is'.
Heat will flow from the copper coin to the brass coin.<span>
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The nurse should check if the 2 - month old infant has voided.
This should be done because kidney function may fail with diarrhea. So, it is important to check if the kidney functions properly before adding potassium (to prevent hyperkalemia).
Because there are too many sex chromosomes I think
