The answer is A.
Temperature changes when salt is in water, therefore the water will become more livable and suitable to those fish .
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<span>the cell is the basic unit of a living the</span> cellular level of an organism is where the metabolic processes occur and keep the organism alive that's why it is referred to the basic unit of a living thing
A.The radiation damages a person’s DNA, which causes a mutation that makes the cell divide out of control.