The best answer is A
Saltwater fish are hypotonic to their surroundings. This means their blood has a higher water concentration than the surrounding sea water.
Due to the fact that there is more salt and less water outside their bodies, there is a tendency to take in salt and lose water.
To counter this, salt water fish drink a lot of the sea water and urinate very little. Special cells in the gills actively eliminate salt at the cost of extra energy and these fishes do not absorb any salt from the water they drink.
Answer:
<h2>From his detailed observations of</h2><h2> rock formations in Scotland and elsewhere in the British Isles, Hutton shrewdly inferred that high pressures and temperatures deep within the Earth would cause the chemical reactions that created formations of basalt, granite, and mineral veins.</h2>
Explanation:
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Mitochondria are tiny organelles inside cells that are involved in releasing energy from food. This process is known as cellular respiration. It is for this reason that mitochondria are often referred to as the powerhouses of the cell.
