Answer:
Animals get rid of nitrogen by converting it int urea uric, acid and ammonia.
Explanation:
Answer:
If the water is initially hot, cooled water at the bottom is denser than the hot water at the top, so no convection will occur and the bottom part will start freezing while the top is still warm. This effect, combined with the evaporation effect, may make hot water freeze faster than cold water in some cases.
Explanation:
Answer:
Isotonic
Explanation:
A solution is isotonic to a cell if it has the same Concentration of dissolved particles as the cell. Water molecules move in and out of the cell at equal rate, so the cell size remains the same.
Answer:
The aquarium is now in sunlight, and there are more energy storage molecules in the plants and fish.
Explanation:
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Answer:
The ocean.
Explanation:
It starts with the ocean and then there is evaporation condensation and precipitation and then runoff.
