The mechanism of enzymatic action within a single substance
Infection is the invasion of an organism's body tissues by disease-causing agents, their multiplication, and the reaction of host tissues to these organisms and the toxins they produce. Infectious disease, also known as transmissible disease or communicable disease, is illness resulting from an infection.
I think it’s the third answer
I hope that helped
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A pollutant that can reduce the amount of oxygen carried by blood is carbon monoxide.
I hope this helps.
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Answer
D: cell wall, Chloroplast
Explanation: