The answer to the question above is letter "B. stroma". In the stroma are grana, stacks of thylakoid, others. Stroma contains important molecules which are useful for the photosynthesis and other metabolic functions of the cells. It may also contain enzymes and ions.
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Continents are the seven main divisions of land on Earth. A continental shelf extends from the coastline of a continent to a drop-off point called the shelf break. From the break, the shelf descends toward the deep ocean floor in what is called the continental slope.
The best and most correct answer among the choices provided by your question is the third choice or letter C. <span> Water carries minerals called electrolytes that are critical to many functions in the body.
</span>Electrolytes<span> are minerals in your blood and other body fluids that carry an electric charge.
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