i think it is maybe (A) maybe..
<span>The adrenal gland produces a hormone called aldosterone. Without this hormone, Na+ cannot be reabsorbed from the urine, and K+ cannot be secreted into it. K+ will build up in the blood, and Na+ will be lost in the urine.</span>
The pollution of boats can<span> hurt the animals it that water.</span>
It's called major histocompatibility complex protein
<span>A) change their views about minorities.
Jackie Robinson became the first "black" to play professional baseball in the United States. He proved that black people are also as competitive as those with white people.
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